Lens Library

Showing 395 of 395 interactive optical cross-section diagrams built from patent data.

Agfa(3)

European imaging company whose Agfa and later Agfa-Gevaert brands spanned photographic chemicals, film, cameras, projectors, and medical and graphic imaging systems, with a consumer-camera legacy centered on compact 35 mm cameras and Agfa-branded taking lenses.

AGFA COLOR-MAGNOLAR II 100mm f/4.5— 5 ELEMENTS / 3 GROUPS, f = 100.0 mm (scaled)AGFA COLOR-TELINEAR 90mm f/4— 5 elements / 3 groups, f ≈ 90.0 mmAGFA SOLAGON 50mm f/2— 6 ELEMENTS / 4 GROUPS, f ≈ 50.08 mm

Canon(57)

Japan's largest camera and lens manufacturer, whose EF and RF mount systems redefined autofocus and optical engineering across four decades of professional and consumer photography.

CANON 12.5-62.5mm f/2.0-3.9 (PowerShot G1 X Mark II)— 14 elements / 11 groups, Patent table f = 12.84-60.72 mmCANON EF 100mm f/2.8 L Macro IS USM— 15 elements / 12 groups, f = 99.996 mm designCANON EF 20-35mm f/2.8 L— 15 elements / 12 groups, 20.6-34.0 mm design zoomCANON EF 200mm f/2 L IS USM— 17 elements / 12 groups incl. filter; 16 powered elements rendered, f = 194.991 mm design; 200 mm marketedCANON EF 24-70mm f/2.8 L II USM— 18 elements / 13 groups, 24-70 mm f/2.8 marketed; 24.70-67.88 mm F/2.91 patent designCANON EF 24-70mm f/2.8 L USM— 16 elements / 13 groups, 24.90-68.14 mm patent designCANON EF 40mm f/2.8 STM— 6 ELEMENTS / 4 GROUPS, f ≈ 39.0 mmCANON EF 50mm f/1.0 L USM— 11 ELEMENTS / 9 GROUPS, f ≈ 50.0 mmCANON EF 70-200mm f/2.8 L IS II USM— 23 elements / 19 groups, Patent f = 72.14-193.97 mmCANON EF 70-300mm f/4-5.6 L IS USM— 19 elements / 14 groups, 72.20–290.00 mm design EFLCANON EF 8-15mm f/4 L Fisheye USM— 14 elements / 11 groups, 8-15 mm marketed; 8.05-15.14 mm designCANON EF-M 22mm f/2 STM— 7 elements / 6 groups, f = 21.79 mm design / 22 mm marketedCANON EF-M 28mm f/3.5 Macro IS STM— Canon EF-M / APS-C, Patent f = 27.74 mm; recomputed f = 27.76 mmCANON EF-M 32mm f/1.4 STM— 14 elements / 8 groups, f = 32.34 mm designCANON EF-S 10-18mm f/4.5-5.6 IS STM— 14 ELEMENTS / 11 GROUPS, f = 10.30–17.46 mmCANON EF-S 10-22mm f/3.5-4.5 USM— 13 elements / 10 groups, 10-22mm f/3.5-4.5CANON EF-S 17-55mm f/2.8 IS USM— 21 ELEMENTS (19 GLASS + 2 RESIN) / 12 GROUPS, f = 17.50–53.44 mmCANON EF-S 18-55mm f/3.5-5.6 IS— 11 elements / 9 groups, Design f = 18.693-53.300 mmCANON EF-S 24mm f/2.8 STM— 6 ELEMENTS / 5 GROUPS, f ≈ 24.5 mmCANON EF-S 55-250mm f/4-5.6 IS STM— 15 elements / 12 groups, 55-250mm f/4-5.6 marketed; 56.80-241.32mm patent designCanon FD 24mm f/2.8 S.S.C.— 24mm f/2.8, 9 elements / 8 groupsCanon FD 28mm f/2.8 S.C.— 7 elements / 7 groups, 28 mmCanon FD 300mm f/4 S.S.C.— 6 elements / 6 groups, f ≈ 299.5 mmCANON FD 35mm f/2 S.S.C. (I)— 35mm f/2, 9 elements / 8 groupsCANON FD 50mm f/1.2 L— 8 ELEMENTS / 6 GROUPS, f ≈ 50.0 mmCANON NEW FD 100mm f/2— 6 elements / 4 groups, f ≈ 100.00 mmCANON NEW FD 14mm f/2.8 L— 14 elements / 10 groups, f ≈ 14.0 mmCANON NEW FD 150-600mm f/5.6L— Telephoto zoom, 150–600 mm f/5.6, 19 elements / 15 groupsCANON New FD 50mm f/1.2— 7 elements / 6 groups, 46° field of viewCANON POWERSHOT G1 X 15.1-60.4mm f/2.8-5.8— 11 elements / 10 groups, Patent f = 15.57-58.93 mmCANON RF 100mm f/2.8 L MACRO IS USM— 17 ELEMENTS / 13 GROUPS, f ≈ 100.8 mmCANON RF 135mm f/1.8 L IS USM— 17 ELEMENTS / 12 GROUPS, f ≈ 130.9 mmCANON RF 15-35mm f/2.8 L IS USM— 16 elements / 12 groups, 3 aspherical elements (6 surfaces)CANON RF 16mm f/2.8 STM— 9 elements / 7 groups, f = 16.49 mm design / 16 mm marketedCANON RF 20mm f/1.4 L VCM— Official: 15 elements / 11 groups; BR layer modeled separately, Patent Example 2: 16 optical members / 11 groupsCANON RF 24-105mm f/2.8 L IS USM Z— 23 ELEMENTS / 18 GROUPS, f = 24.78–102.06 mmCANON RF 24-105mm f/4 L IS USM— 18 ELEMENTS / 14 GROUPS, f = 24.72 – 101.84 mmCANON RF 24-240mm f/4-6.3 IS USM— 21 ELEMENTS / 15 GROUPS, f ≈ 24.7–232.8 mmCANON RF 24-50mm f/4.5-6.3 IS STM— 8 ELEMENTS / 8 GROUPS, f ≈ 24.7–48.5 mmCANON RF 24-70mm f/2.8 L IS USM— 21 ELEMENTS / 15 GROUPS, f = 24.7–67.9 mmCANON RF 28-70mm f/2 L USM— 19 ELEMENTS / 13 GROUPS, f = 28.9 – 67.9 mm (patent)CANON RF 28-70mm f/2.8 IS STM— 15 ELEMENTS / 12 GROUPS, f = 28.80–67.90 mm (2.36×)CANON RF 50mm f/1.2 L USM— 15 ELEMENTS / 9 GROUPS, f ≈ 51.1 mm (marketed 50 mm)CANON RF 50mm f/1.4 L VCM— 14 elements / 11 groups (15 material entries incl. resin cap), f = 48.50 mm patent / 50 mm marketedCANON RF 70-200mm f/2.8 L IS USM— 17 ELEMENTS / 7 ZOOM GROUPS, f = 72.13–194.06 mmCANON RF 85mm f/1.2 L USM— 14 ELEMENTS / 9 GROUPS, f ≈ 86.5 mmCANON RF 85mm f/2 Macro IS STM— 12 ELEMENTS / 11 GROUPS, f ≈ 82.4 mmCANON SERENAR 100mm f/3.5 I— 100mm, f/3.5CANON SERENAR 28mm f/3.5— 6 ELEMENTS / 4 GROUPS, f ≈ 28.0 mmCANON SERENAR 35mm f/3.2— 6 ELEMENTS / 4 GROUPS, f ≈ 35.0 mmCANON SERENAR 50mm f/1.8— 6 ELEMENTS / 4 GROUPS, f ≈ 50.0 mmCANON SERENAR 85mm f/1.5— 7 ELEMENTS / 4 GROUPS, f ≈ 85.0 mmCANON TS-E 135mm f/4L MACRO— 11 elements / 7 groups, f = 132.97 mm design (135 mm marketed)CANON TS-E 50mm f/2.8L MACRO— 12 elements / 9 groups, f = 51.40 mm designCANON TS-E 90mm f/2.8L MACRO— 11 elements / 9 groups, Patent f = 55.986 mm; scaled ×1.60754CANON ZOOM LENS 15-45mm f/2.8-5.6 (PowerShot G1 X Mark III)— 9 elements / 8 groups, 15-45mm f/2.8-5.6CANON ZOOM LENS 8.8-36.8mm f/1.8-2.8 (PowerShot G7 X)— Patent f=9.06-35.69 mm, Marketed 8.8-36.8 mm

Carl Zeiss Jena(6)

The original Carl Zeiss optical works founded in Jena in 1846 — birthplace of the Tessar, Planar, and Sonnar formulas — and, after 1945, the East German VEB Carl Zeiss Jena combinate that continued producing lenses for Praktica, Pentacon, and Exakta SLRs throughout the Cold War.

CARL ZEISS JENA BIOGON 35mm f/2.8 (pre-war)— 7 elements / 4 groups, f = 35.0 mmCARL ZEISS JENA PANCOLAR 50mm f/2— 6 ELEMENTS / 4 GROUPS, f ≈ 50.6 mmCARL ZEISS JENA SONNAR 50mm f/1.5— 7 ELEMENTS / 3 GROUPS, f ≈ 50.2 mmCARL ZEISS JENA SONNAR 50mm f/2— 6 ELEMENTS / 3 GROUPS, f ≈ 50.0 mm (scaled from 100mm patent)CARL ZEISS JENA TESSAR 144mm f/5.5— 4 ELEMENTS / 3 GROUPS, f ≈ 144 mm (scaled from normalized patent)CARL ZEISS JENA TESSAR 50mm f/2.8— 4 ELEMENTS / 3 GROUPS, f ≈ 50.0 mm

Carl Zeiss Oberkochen(12)

The West German continuation of the Carl Zeiss optical tradition, founded in 1946 by Zeiss scientists evacuated from Jena and operating today as the headquarters of the Carl Zeiss Foundation — designer of the Contarex, Contax/Yashica, and modern Otus, Milvus, Loxia, Batis, and ZX1 lens lines.

CARL ZEISS B-DISTAGON 35mm f/4 (Contarex)— 7 elements / 4 groups, f = 35 mmCARL ZEISS BIOGON 21mm f/4.5— 8 ELEMENTS / 5 GROUPS, f ≈ 19.0 mm (design)CARL ZEISS CONTAREX PLANAR 55mm f/1.4— 7 ELEMENTS / 5 GROUPS, f = 55.0 mmCARL ZEISS DISTAGON T* 28mm f/2— 9 elements / 8 groups, f = 28.8 mm designCARL ZEISS DISTAGON T* 35mm f/1.4— 9 ELEMENTS / 8 GROUPS, f ≈ 36.5 mmCARL ZEISS DISTAGON T* 35mm f/2 (Zeiss ZX1)— 8 elements / 5 groups, f = 35.000 mmCARL ZEISS HOLOGON 15mm f/8 (Contarex Hologon / Leica M)— 3 ELEMENTS / 3 GROUPS, f ≈ 15.0 mmCARL ZEISS OLYMPIA-SONNAR 180mm f/2.8— 4 ELEMENTS / 4 GROUPS, f ≈ 180.1 mmCARL ZEISS PLANAR T* 50mm f/1.4— 7 ELEMENTS / 6 GROUPS, f ≈ 50.0 mmCARL ZEISS PRO-TESSAR 35mm f/3.2— 8 ELEMENTS / 6 GROUPS, f = 35.0 mmCARL ZEISS TESSAR 50mm f/3.5— 4 ELEMENTS / 3 GROUPS, f ≈ 50.0 mmCARL ZEISS TOUIT MAKRO-PLANAR T* 50mm f/2.8 Macro— 14 elements / 11 groups, f' = 51.52 mm patent design

Enna München(3)

German optical works founded in Munich by Alfred Neumann, best known for Ennalyt, Lithagon, and Tele-Ennalyt lenses, third-party SLR optics, projectors, and later precision plastic and assembly work.

ENNA MÜNCHEN LITHAGON 24mm f/4— 7 elements / 7 groups, f ≈ 24.0 mmENNA MÜNCHEN LITHAGON 35mm f/3.5— 4 elements / 4 groups, f ≈ 35.0 mmENNA MÜNCHEN ULTRA-LITHAGON 28mm f/3.5— 6 elements / 6 groups, f ≈ 28.00 mm

Fujifilm(36)

Japanese imaging company whose FUJINON lens division produces the X-mount mirrorless system and professional cinema and broadcast optics, known for applying advanced optical glass and aspherical technology to compact, high-performance designs.

FUJIFILM FUJINON 18.5mm f/2.8 (Fujifilm X70)— 7 ELEMENTS / 5 GROUPS, f ≈ 19.1 mmFUJIFILM FUJINON 23mm f/2 (Fujifilm X100)— 8 ELEMENTS / 6 GROUPS, f ≈ 23.7 mmFUJIFILM FUJINON 23mm f/2 (Fujifilm X100V)— 8 ELEMENTS / 6 GROUPS, f ≈ 23.7 mmFUJIFILM FUJINON 35mm f/4 (Fujifilm GFX100RF)— 10 elements / 8 groups, f = 34.846 mmFUJIFILM FUJINON GF 100-200mm f/5.6 R LM OIS WR— 20 elements / 13 groups, f = 101.68–203.35 mm (patent)FUJIFILM FUJINON GF 110mm f/2 R LM WR— 14 ELEMENTS / 9 GROUPS, f ≈ 108.5 mmFUJIFILM FUJINON GF 120mm f/4 R LM OIS WR Macro— 14 ELEMENTS / 9 GROUPS, f ≈ 116.4 mmFUJIFILM FUJINON GF 20-35mm f/4 R WR— 14 elements / 10 groups, f = 20.60-33.99 mm design; 20-35 mm marketedFUJIFILM FUJINON GF 23mm f/4 R LM WR— Patent Example 1: 14 elements / 11 groups, Production lens: 15 elements / 12 groupsFUJIFILM FUJINON GF 30mm f/5.6 T/S— 16 elements / 11 groups, 30.90 mm design EFLFUJIFILM FUJINON GF 32-64mm f/4 R LM WR— 14 lens elements / 11 groups, 5 moving zoom groups: + - + - +FUJIFILM FUJINON GF 35-70mm f/4.5-5.6 WR— 11 elements / 9 groups, f=35-70mm; design EFL 36.05-67.89mmFUJIFILM FUJINON GF 45-100mm f/4 R LM OIS WR— 17 elements / 12 groups (patent), Production lens: 16 elements / 12 groupsFUJIFILM FUJINON GF 45mm f/2.8 R WR— 11 elements / 8 groups, f = 44.690 mm patent; 45 mm marketedFUJIFILM FUJINON GF 55mm f/1.7 R WR— 55mm f/1.7, 14 elements / 10 groupsFUJIFILM FUJINON GF 80mm f/1.7 R WR— 12 ELEMENTS / 9 GROUPS, f ≈ 78.7 mmFUJIFILM FUJINON XF 16-55mm f/2.8 R LM WR— 17 ELEMENTS / 12 GROUPS, f = 16.5 – 53.4 mm (PATENT) / 16 – 55 mm (MARKETED)FUJIFILM FUJINON XF 16-55mm f/2.8 R LM WR II— 16 elements / 11 groups, f = 16.50–53.40 mm patent designFUJIFILM FUJINON XF 16-80mm f/4 R OIS WR— 16 ELEMENTS / 12 GROUPS, f = 16.5–77.8 mmFUJIFILM FUJINON XF 18mm f/2 R— 8 ELEMENTS / 7 GROUPS, f ≈ 18.8 mmFUJIFILM FUJINON XF 200mm f/2 R LM OIS WR— 19 ELEMENTS / 14 GROUPS, f = 200 mm (200.0 marketed, 194.01 design)FUJIFILM FUJINON XF 23mm f/1.4 R— 11 ELEMENTS / 8 GROUPS, f ≈ 23.7 mmFUJIFILM FUJINON XF 23mm f/1.4 R LM WR— 15 elements / 10 groups, Patent f = 23.62 mm scaled to 23.00 mmFUJIFILM FUJINON XF 23mm f/2 R WR— 10 elements / 6 groups, f = 22.377 mm design; 23 mm marketedFUJIFILM FUJINON XF 23mm f/2.8 R WR— 23mm, f/2.8FUJIFILM FUJINON XF 33mm f/1.4 R LM WR— 33 mm APS-C standard prime, 15 elements / 10 groupsFUJIFILM FUJINON XF 35mm f/1.4 R— 8 ELEMENTS / 6 GROUPS, f ≈ 36.17 mmFUJIFILM FUJINON XF 50-140mm f/2.8 R LM OIS WR— 23 ELEMENTS / 16 GROUPS, f = 50–140 mm (design 51.52–135.96 mm)FUJIFILM FUJINON XF 50mm f/1.0 R WR— 12 elements / 9 groups, 1 aspherical element (2 aspherical surfaces)FUJIFILM FUJINON XF 56mm f/1.2 R— 11 ELEMENTS / 8 GROUPS, f ≈ 56.99 mmFUJIFILM FUJINON XF 56mm f/1.2 R WR— 13 elements / 8 groups, f = 54.453 mm design; 56 mm marketedFUJIFILM FUJINON XF 60mm f/2.4 R Macro— 10 ELEMENTS / 8 GROUPS, f = 61.06 mm (design)FUJIFILM FUJINON XF 80mm f/2.8 R LM OIS WR Macro— 16 elements / 12 groups, 1 aspherical (2 surfaces)FUJIFILM FUJINON XF 90mm f/2 R LM WR— 11 ELEMENTS / 8 GROUPS, f ≈ 87.5 mm (marketed 90 mm)FUJIFILM SUPER EBC FUJINON 45mm f/4 (Fujifilm GA645W/GA645Wi Professional)— 7 elements / 5 groups, 45mm f/4FUJIFILM SUPER EBC FUJINON 60mm f/4 (Fujifilm GA645 Professional)— 7 elements / 6 groups, f = 59.998 mm (patent f=100 scaled ×0.6)

Hasselblad(9)

Swedish medium-format camera maker best known for modular 6x6 V-System cameras, Carl Zeiss leaf-shutter lenses, NASA lunar missions, and the modern XCD mirrorless medium-format lens line.

HASSELBLAD HC 150mm f/3.2— 9 ELEMENTS / 8 GROUPS, f ≈ 150 mmHASSELBLAD HC 210mm f/4— 10 ELEMENTS / 6 GROUPS, f ≈ 210.0 mmHASSELBLAD HC 300mm f/4.5— 9 ELEMENTS / 7 GROUPS, f ≈ 292.0 mmHASSELBLAD HC 50mm f/3.5— 10 ELEMENTS / 9 GROUPS, f ≈ 50.0 mmHASSELBLAD HC 80mm f/2.8— 6 ELEMENTS / 6 GROUPS, f ≈ 80.0 mmHASSELBLAD HC Macro 120mm f/4— 9 ELEMENTS / 9 GROUPS, f ≈ 118.7 mmHASSELBLAD XCD 120mm f/3.5 Macro— 10 ELEMENTS / 7 GROUPS, f = 120.0 mmHASSELBLAD XCD 65mm f/2.8— 10 ELEMENTS / 6 GROUPS, f ≈ 65.0 mmHASSELBLAD XCD 90mm f/2.5 V— 9 ELEMENTS / 6 GROUPS, f ≈ 90.0 mm

Kodak(3)

American imaging company that turned photography into a mass consumer medium through roll film, simple cameras, photofinishing, motion-picture film, and the Ektar and Kodak Anastigmat lens families.

KODAK AERO EKTAR 6 in f/3.5— 6 ELEMENTS / 4 GROUPS, f = 152.58 mmKODAK ENLARGING EKTAR 100mm f/4.5— 5 ELEMENTS / 3 GROUPS, f ≈ 100.36 mmKODAK WIDE-FIELD EKTAR 100mm f/6.3— 4 elements / 4 groups, EFL 100.09 mm

Konica(3)

Japanese imaging pioneer founded in 1873 as a photographic-materials shop, later producing the Hexar and Hexanon lens families and the Konica AR SLR system before merging with Minolta in 2003 and transferring its camera division to Sony in 2006.

KONICA HEXANON 38mm f/2.8 (Konica C35)— 4 ELEMENTS / 3 GROUPS, f = 38mm nominalKONICA HEXANON AR 35mm f/2.8— 5 ELEMENTS / 5 GROUPS, f ≈ 35.00 mmKONICA HEXAR 35mm f/2 (Konica Hexar AF)— 7 elements / 6 groups, f = 34.99 mm

Laowa(6)

Chinese optical manufacturer behind the Laowa lens brand, known for unusual macro, ultra-wide, shift, probe, f/0.95, and cine optics aimed at independent still and motion-image shooters.

LAOWA 12mm f/2.8 Zero-D— 16 elements / 10 groups, Design f = 12.4999 mmLAOWA 15mm f/2 Zero-D— Patent Example 1, 12 elements / 9 groupsLAOWA 15mm f/4 Wide Angle 1:1 Macro— 12 ELEMENTS / 9 GROUPS, f = 16.00 mmLAOWA 24mm f/14 2× Macro Probe— 27 ELEMENTS / 19 GROUPS, f ≈ 23.7 mmLAOWA 58mm f/2.8 2× Ultra-Macro APO— 14 ELEMENTS / 11 GROUPS, f ≈ 59.2 mmLAOWA 65mm f/2.8 2× Ultra Macro APO— 14 ELEMENTS / 10 GROUPS, f ≈ 66.0 mm (design) / 65 mm (marketed)

Leica(15)

German precision optical manufacturer renowned for the M-series rangefinder cameras and Summicron, Summilux, and APO-Summicron lens families, blending meticulous handcraft with advanced optical science at small production volumes.

LEICA APO-MACRO-ELMARIT-TL 60mm f/2.8 ASPH.— 10 ELEMENTS / 9 GROUPS, f ≈ 60.0 mmLEICA APO-SUMMICRON 43mm f/2 ASPH. (Leica Q3 43)— 11 ELEMENTS / 8 GROUPS, f ≈ 41.7 mmLEICA APO-SUMMICRON-M 35mm f/2 ASPH.— 10 ELEMENTS / 5 GROUPS, f ≈ 34.8 mm (d-line)LEICA APO-VARIO-ELMARIT-SL 90-280mm f/2.8-4— 23 ELEMENTS / 7 GROUPS (17 SUB-GROUPS), f = 92.3–272.9 mmLEICA ELCAN 50mm f/2— 4 ELEMENTS / 4 GROUPS, f ≈ 50.0 mmLEICA ELMAR-M 135mm f/4— 5 elements / 3 groups, f ≈ 134.5 mmLEICA ELMARIT 90mm f/2.8— 5 ELEMENTS / 3 GROUPS, f ≈ 90.1 mmLEICA ELMARIT-M 135mm f/2.8— 5 elements / 4 groups, f ≈ 135.1 mmLEICA ELMARIT-R 28mm f/2.8— 8 ELEMENTS / 6 GROUPS, f = 28 mm (e-line trace ≈ 29.2 mm)LEICA ELMARIT-R 35mm f/2.8— 7 elements / 5 groups, f ≈ 35.1 mmLEICA ELMARIT-TL 18mm f/2.8 ASPH.— 8 GLASS ELEMENTS / 6 GROUPS, f = 18.4556 mm designLEICA MACRO-ELMARIT-R 60mm f/2.8— 6 elements / 5 groups, f = 61.4 mm design, 60 mm nominalLEICA SUMMICRON-M 50mm f/2— 6 ELEMENTS / 4 GROUPS, f ≈ 50.0 mmLEICA SUMMICRON-R 50mm f/2— 6 elements / 4 groups, 52.5 mm design focal lengthLEICA SUMMILUX 28mm f/1.7 ASPH. (Leica Q, Q2, Q3)— 11 ELEMENTS / 9 GROUPS, f ≈ 27.08 mm

Minolta(12)

Japanese camera and lens manufacturer whose Rokkor optics, SR / MC / MD SLR mounts, and pioneering A-mount autofocus system shaped late twentieth-century photography before the camera division was absorbed into Sony in 2006.

MINOLTA AF 100mm f/2.8 Macro— 8 elements / 8 groups, f = 100.0 mm designMINOLTA AF 28-75mm f/2.8 (D)— 28-75mm f/2.8, 16 elements / 14 groupsMINOLTA AF 28mm f/2— 9 elements / 9 groups, f = 28.0 mmMINOLTA AF 35-105mm f/3.5-4.5 New (v2)— 35-105 mm full-frame A-mount zoom, Patent f = 36.0-60.0-102.0 mmMINOLTA AF 70-200mm f/2.8 APO G (D) SSM— Patent Example 1: 19 elements / 15 air-spaced optical clusters, Production class: 70-200mm f/2.8 A-mountMINOLTA AF APO Tele 200mm f/2.8— 200mm f/2.8, 8 elements / 7 groupsMINOLTA AF APO TELE 300mm f/2.8— Patent Example 8: f = 295.0 mm, FN = 2.9, Marketed as 300mm f/2.8MINOLTA AF Reflex 500mm f/8— 500 mm f/8 fixed, f = 495.97 mm patent EFLMINOLTA AF Zoom 35-70mm f/4— 6 components / 6 air-spaced groups, 7 modeled optical media including hybrid resin layerMINOLTA MD ROKKOR 45mm f/2— 6 ELEMENTS / 5 GROUPS, f ≈ 45.0 mmMINOLTA MD ROKKOR 50mm f/1.4— 7 ELEMENTS / 6 GROUPS, f ≈ 50.0 mmMINOLTA VARISOFT ROKKOR 85mm f/2.8— 6 ELEMENTS / 5 GROUPS, f ≈ 85.0 mm (production) · 100.0 mm (patent)

Nikon(95)

Japan's preeminent optical manufacturer, known for the Nikkor lens line spanning seven decades of innovation from rangefinder-era designs through modern computational optics.

NIKON 1 NIKKOR 10mm f/2.8— 6 elements / 5 groups, f = 10.300 mm patent; 10 mm marketedNIKON 1 NIKKOR 32mm f/1.2— 9 elements / 7 groups, f = 32.402 mm designNIKON 35mm f/2.8 (Nikon L35AF)— 5 ELEMENTS / 4 GROUPS, f ≈ 35.0 mmNIKON AF DX FISHEYE-NIKKOR 10.5mm f/2.8G ED— 10 elements / 7 groups, Patent f = 10.565 mm; marketed 10.5 mmNIKON AF MICRO-NIKKOR 200mm f/4D IF-ED— 13 elements / 8 groups, 200 mmNikon AF Nikkor 20mm f/2.8D— 20mm, f/2.8NIKON AF NIKKOR 28mm f/1.4 D— 11 ELEMENTS / 8 GROUPS, f ≈ 28.6 mmNikon AF Nikkor 28mm f/2.8D— 6 elements / 6 groups, f = 28.60 mmNIKON AF NIKKOR 85mm f/1.4 D IF— 9 ELEMENTS / 8 GROUPS, f = 85.0 mmNIKON AF ZOOM-MICRO NIKKOR ED 70-180mm f/4.5-5.6D— 18 elements / 14 groups, Patent f = 82.4-194.0 mmNIKON AF ZOOM-NIKKOR 35-70mm f/2.8D— 15 elements / 12 groups, 35-70mm f/2.8NIKON AF-P DX NIKKOR 10-20mm f/4.5-5.6 G VR— 10-20 mm DX zoom, 14 elements / 11 groups; 3 aspherical elementsNIKON AF-P DX NIKKOR 18-55mm f/3.5-5.6 G VR— 12 elements / 9 groups (manufacturer count), 13 modeled optical material bodiesNIKON AF-P DX NIKKOR 70-300mm f/4.5-6.3 G ED VR— 70-300 mm marketed; 72.1-292.1 mm patent, f/4.5-6.3 marketed; f/4.707-6.494 patentNIKON AF-P NIKKOR 70-300mm f/4.5-5.6 E ED VR— 18 elements / 14 groups, Patent design f=72.10-292.01 mmNIKON AF-S DX NIKKOR 55-200mm f/4-5.6 G ED VR II— 13 elements / 9 groups, f = 56.61-194.07 mm designNIKON AF-S DX NIKKOR 55-300mm f/4.5-5.6 G ED VR— 17 elements / 11 groups, 56.09-293.90 mm design EFLNIKON AF-S MICRO-NIKKOR 60mm f/2.8 G ED— 12 ELEMENTS / 9 GROUPS, f ≈ 58.0 mm (patent) / 60 mm (production)NIKON AF-S NIKKOR 105mm f/1.4 E ED— 14 ELEMENTS / 9 GROUPS, f ≈ 102.1 mmNIKON AF-S NIKKOR 120-300mm f/2.8 E FL ED SR VR— 25 ELEMENTS / 19 GROUPS, f = 123.6–291.0 mm (patent)NIKON AF-S NIKKOR 14-24mm f/2.8 G ED— 15 ELEMENTS / 11 GROUPS, f = 14.4–23.8 mmNIKON AF-S NIKKOR 16-35mm f/4 G ED VR— 17 ELEMENTS / 12 GROUPS, f = 16.48–33.94 mmNIKON AF-S NIKKOR 200-500mm f/5.6 E ED VR— 19 ELEMENTS / 12 GROUPS, f = 205–487 mmNIKON AF-S NIKKOR 20mm f/1.8 G ED— 13 elements / 11 groups, f = 20.600 mm design EFLNIKON AF-S NIKKOR 24-120mm f/4 G ED VR— 17 elements / 13 groups, 24-120 mm f/4 FX standard zoomNIKON AF-S NIKKOR 24-70mm f/2.8 E ED VR— 20 ELEMENTS / 16 GROUPS, f = 24–70 mmNIKON AF-S NIKKOR 24-70mm f/2.8 G ED— 24-70mm f/2.8 marketed; f=24.78-67.70mm, FNO=2.91 design, 15 elements / 11 groups production countNIKON AF-S NIKKOR 24mm f/1.4 G ED— 12 glass elements / 10 groups, Patent f = 24.68 mmNikon AF-S NIKKOR 24mm f/1.8G ED— 12 elements / 9 groups, 24 mm f/1.8 marketedNIKON AF-S NIKKOR 28-300mm f/3.5-5.6 G ED VR— 28-300mm FX superzoom, 19 glass elements / 14 production groupsNIKON AF-S NIKKOR 28mm f/1.4 E ED— 14 ELEMENTS / 11 GROUPS, f ≈ 28.4 mmNIKON AF-S NIKKOR 58mm f/1.4 G— 9 ELEMENTS / 5 GROUPS (patent) · 6 GROUPS (production), f ≈ 58.0 mmNIKON AF-S NIKKOR 70-200mm f/2.8 E FL ED VR— 22 ELEMENTS / 18 GROUPS, f = 70–200 mm (design 71.5–196.0 mm)NIKON AF-S NIKKOR 70-200mm f/2.8 G ED VR II— 70-200 mm f/2.8 FX telephoto zoom, Patent design: f = 71.40-196.00 mm, FNO = 2.89NIKON AF-S NIKKOR 80-400mm f/4.5-5.6 G ED VR— 20 ELEMENTS / 12 GROUPS, f = 80–400 mm (design 81.6–392.0 mm)NIKON AF-S NIKKOR 85mm f/1.4 G— 10 ELEMENTS / 9 GROUPS, f = 85.0 mmNIKON AF-S VR MICRO-NIKKOR 105mm f/2.8 G IF-ED— 14 elements / 12 groups, 1 ED element (S-FPL51)Nikon AI Micro-Nikkor 105mm f/2.8S— 10 elements / 9 groups, f = 105.003 mmNIKON AI NIKKOR 135mm f/2— 6 elements / 4 groups, Ai Nikkor 135mm f/2 (1977–2005)NIKON AI NIKKOR 135mm f/2.8— 5 elements / 4 groups, f/2.8–f/32 · 7 bladesNIKON AI NIKKOR 180mm f/2.8 ED— 5 elements / 5 groups, f = 180.00 mm, scaled from patent f = 100NIKON AI NIKKOR 28mm f/3.5— 6 elements / 6 groups, f ≈ 28.00 mmNIKON AI NIKKOR 35mm f/2— 35 mm, f/2NIKON AI NIKKOR 45mm f/2.8 P— 4 elements / 3 groups, f ≈ 45.0 mmNIKON AI NIKKOR 85mm f/1.4 S— 7 ELEMENTS / 5 GROUPS, f ≈ 85.0 mmNikon AI Zoom-Nikkor 25-50mm f/4— 25-50 mm f/4, 11 elements / 10 groupsNikon AI Zoom-Nikkor 35-200mm f/3.5-4.5S— 17 elements / 13 groups, f = 36.23-194.85 mm computedNikon AI Zoom-Nikkor 35–105mm f/3.5–4.5S— 16 elements / 12 groups, 35–105 mmNikon AI Zoom-Nikkor 360-1200mm f/11 ED— 20 elements / 12 groups, 360-1200 mmNikon AI Zoom-Nikkor 50-135mm f/3.5S— 16 elements / 13 groups, 51.35-131.5 mm design EFLNIKON AI-S NIKKOR 50mm f/1.2— 7 elements / 6 groups, f = 51.6 mm design / 50 mm nominalNikon AI-S Zoom-Nikkor 35–70mm f/3.5— 10 elements / 9 groups, f = 36.02–68.79 mm design; marketed 35–70 mmNIKON FISHEYE-NIKKOR 6mm f/2.8— 12 elements / 9 groups, 6 mm circular fisheyeNIKON FISHEYE-NIKKOR 6mm f/5.6— 9 elements / 6 groups, f ≈ 6.00 mmNIKON Fuwatto Soft 90mm f/4.8— 1 group / 2 elements, f = 90.63 mm computed; 90 mm marketedNIKON Gugutto Macro 120mm f/4.5— 3 elements / 2 groups, 120mm f/4.5 fixed apertureNIKON Gyogyotto 20mm f/8— 3 elements / 2 groups, f = 20.0 mm (scaled from patent f = 100)NIKON NIKKOR 28mm f/2.8 (Nikon 28Ti)— 7 ELEMENTS / 5 GROUPS, f ≈ 28.9 mmNIKON NIKKOR 35mm f/2.8 (Nikon 35Ti)— 6 ELEMENTS / 4 GROUPS, f ≈ 35.0 mmNIKON NIKKOR Z 100-400mm f/4.5-5.6 VR S— 25 elements / 20 groups, 6 ED + 2 Super EDNIKON NIKKOR Z 135mm f/1.8 S Plena— 16 ELEMENTS / 14 GROUPS, f ≈ 132.3 mmNIKON NIKKOR Z 14-24mm f/2.8 S— 16 ELEMENTS / 11 GROUPS, f = 14.4–23.3 mm (patent) / 14–24 mm (production)NIKON NIKKOR Z 14-30mm f/4 S— 14 ELEMENTS / 12 GROUPS, f = 14.42–29.10 mmNIKON NIKKOR Z 24-120mm f/4 S— 16 ELEMENTS / 13 GROUPS, f = 24.70 – 116.50 mmNIKON NIKKOR Z 24-200mm f/4-6.3 VR— 19 ELEMENTS / 15 GROUPS, f = 24.7–194.0 mm (design)NIKON NIKKOR Z 24-50mm f/4-6.3— 11 ELEMENTS / 10 GROUPS, f = 24.7–48.5 mmNIKON NIKKOR Z 24-70mm f/2.8 S— 17 ELEMENTS / 15 GROUPS, f = 24.8–67.9 mmNIKON NIKKOR Z 24-70mm f/4 S— 14 ELEMENTS / 11 GROUPS, f = 24.72 – 67.91 mm (2.75× zoom)NIKON NIKKOR Z 26mm f/2.8— 8 ELEMENTS / 4 GROUPS, f = 26.78 mmNIKON NIKKOR Z 28mm f/2.8— 9 ELEMENTS / 8 GROUPS, f ≈ 28.8 mmNIKON NIKKOR Z 35mm f/1.2 S— 17 ELEMENTS / 15 GROUPS, f = 34.4 mm (patent) · 35 mm (marketed)NIKON NIKKOR Z 35mm f/1.8 S— 35mm, f/1.8NIKON NIKKOR Z 40mm f/2— 6 ELEMENTS / 4 GROUPS, f ≈ 41.2 mmNIKON NIKKOR Z 50mm f/1.2 S— 17 ELEMENTS / 15 GROUPS, f = 51.29 mmNIKON NIKKOR Z 50mm f/1.8 S— 12 elements / 9 groups, EFL 51.6 mmNIKON NIKKOR Z 58mm f/0.95 S Noct— 17 ELEMENTS / 10 GROUPS, f ≈ 59.6 mmNIKON NIKKOR Z 70-200mm f/2.8 VR S— 21 ELEMENTS / 18 GROUPS, f = 71.5–196 mmNIKON NIKKOR Z 85mm f/1.8 S— 12 ELEMENTS / 8 GROUPS, f ≈ 83.0 mm (patent) · 85 mm (production)NIKON NIKKOR Z DX 16-50mm f/3.5-6.3 VR— 9 ELEMENTS / 7 GROUPS, f = 16.46–48.50 mmNIKON NIKKOR Z DX 18-140mm f/3.5-6.3 VR— 17 ELEMENTS / 13 GROUPS, f = 18.5–135.8 mm (design)NIKON NIKKOR Z DX 50-250mm f/4.5-6.3 VR— Production: 50-250 mm, f/4.5-6.3, Patent Example 1: f = 51.50-242.80 mmNIKON NIKKOR Z MC 105mm f/2.8 VR S— 16 ELEMENTS / 11 GROUPS, f ≈ 102.9 mmNIKON NIKKOR-N 5cm f/1.1— 9 elements / 6 groups, Modified double-GaussNIKON NIKKOR-N Auto 24mm f/2.8— 9 ELEMENTS / 7 GROUPS, f ≈ 24.0 mmNIKON NIKKOR-N AUTO 28mm f/2— 9 ELEMENTS / 8 GROUPS, f ≈ 27.8 mm (design)NIKON NIKKOR-S AUTO 50mm f/1.4— 7 ELEMENTS / 5 GROUPS, f ≈ 50.0 mmNIKON PC NIKKOR 19mm f/4 E ED— 17 ELEMENTS / 13 GROUPS (18 physical), f ≈ 19.4 mmNIKON PC-E MICRO-NIKKOR 45mm f/2.8 D ED— 9 ELEMENTS / 8 GROUPS, f ≈ 41.2 mm (design) · 45 mm (marketed)NIKON PC-E NIKKOR 24mm f/3.5 D ED— 13 ELEMENTS / 10 GROUPS, f ≈ 24.6 mmNIKON REFLEX-NIKKOR 1000mm f/11— 5 elements / 5 groups, f ≈ 1001.4 mmNIKON REFLEX-NIKKOR 500mm f/8 (New)— 6 elements / 6 groups, f = 499.482 mmNIKON REFLEX-NIKKOR·C 500mm f/8— 500 mm nominal focal length, f/8 marketed, F/7 geometric prescriptionNIKON SERIES E 100mm f/2.8— 4 elements / 4 groups, f = 100.02 mmNIKON SERIES E 135mm f/2.8— 4 ELEMENTS / 4 GROUPS, f ≈ 135.1 mmNIKON W-NIKKOR 35mm f/1.8— 7 elements / 5 groups, f = 35.005 mm

Olympus(27)

Japanese precision optical company whose Zuiko lens family defined compact, high-performance OM-system photography in the 1970s and 1980s, later co-founding the Four Thirds and Micro Four Thirds mirrorless standards that reshaped interchangeable-lens camera design.

OLYMPUS E.ZUIKO AUTO-T 135mm f/3.5— 5 ELEMENTS / 4 GROUPS, f ≈ 135.0 mmOLYMPUS F.ZUIKO 35mm f/2.8 (Olympus XA)— 6 ELEMENTS / 5 GROUPS, f ≈ 35.0 mmOLYMPUS F.ZUIKO AUTO-T 200mm f/5— 6 elements / 5 groups, f ≈ 200.02 mmOLYMPUS G.ZUIKO AUTO-S 50mm f/1.4— 7 ELEMENTS / 6 GROUPS, f ≈ 50.0 mmOLYMPUS G.ZUIKO AUTO-S 55mm f/1.2— 7 ELEMENTS / 6 GROUPS, f ≈ 55.0 mmOLYMPUS G.ZUIKO AUTO-W 21mm f/3.5— 7 ELEMENTS / 7 GROUPS, f ≈ 21.00 mmOLYMPUS M.ZUIKO DIGITAL 14-42mm f/3.5-5.6 II R— 8 elements / 7 groups, 14-42mm f/3.5-5.6OLYMPUS M.ZUIKO DIGITAL 17mm f/1.8— 17mm f/1.8, Patent f = 17.30 mm / FNO = 1.716OLYMPUS M.ZUIKO DIGITAL 17mm f/2.8— 6 elements / 4 groups, f = 17 mm (design 17.30 mm)OLYMPUS M.ZUIKO DIGITAL ED 12-100mm f/4.0 IS PRO— 12-100mm f/4.0, Patent f=12.36-97.98mm, F/4.08OLYMPUS M.ZUIKO DIGITAL ED 12-40mm f/2.8 PRO— 14 ELEMENTS / 9 GROUPS, f = 12.25–39.10 mmOLYMPUS M.ZUIKO DIGITAL ED 12mm f/2.0— 11 elements / 8 production groups (9 patent groups), f = 12.187 mm designOLYMPUS M.ZUIKO DIGITAL ED 40-150mm f/2.8 PRO— 16 ELEMENTS / 10 GROUPS, f = 40.81–147.00 mm (3.60×)OLYMPUS OM J. ZUIKO AUTO-W 24mm f/2— 10 ELEMENTS / 8 GROUPS, f ≈ 24.0 mmOLYMPUS OM ZUIKO 16mm f/3.5 Fisheye— 11 ELEMENTS / 8 GROUPS, f ≈ 16.0 mmOLYMPUS OM ZUIKO AUTO-W 21mm f/2— 11 ELEMENTS / 9 GROUPS, f ≈ 21 mm (marketed) / 28.5 mm (computed)OLYMPUS OM-SYSTEM ZUIKO AUTO-ZOOM 65-200mm f/4— 14 elements / 11 groups, f = 66.923-194.149 mm designOLYMPUS ZUIKO 9-36mm f/2-2.4 (Olympus E-10 / E-20)— 14 powered elements / 11 powered groups, f = 9.200-35.500 mm patent designOLYMPUS ZUIKO AUTO-FISHEYE 8mm f/2.8— Patent Example 1: 10 elements / 6 groups, Production correlation: 8mm f/2.8 OM circular fisheyeOLYMPUS ZUIKO AUTO-MACRO 50mm f/2— 9 ELEMENTS / 7 GROUPS, f ≈ 50.0 mmOLYMPUS ZUIKO AUTO-MACRO 90mm f/2— 9 ELEMENTS / 9 GROUPS, f ≈ 90.0 mmOLYMPUS ZUIKO AUTO-S 50mm f/1.2— 7 ELEMENTS / 6 GROUPS, f ≈ 50.0 mmOLYMPUS ZUIKO AUTO-T 85mm f/2— 5 ELEMENTS / 4 GROUPS, f ≈ 85.0 mmOLYMPUS ZUIKO AUTO-ZOOM 85-250mm f/5— 15 elements / 11 groups, 85-250mmOLYMPUS ZUIKO DIGITAL ED 12-60mm f/2.8-4.0 SWD— 12-60mm Four Thirds standard zoom, Patent f = 12.33 / 26.62 / 58.81mmOLYMPUS ZUIKO DIGITAL ED 14-35mm f/2.0 SWD— 18 elements / 17 groups, 14–35 mm f/2.0 marketed; 14.22–34.28 mm patentOLYMPUS ZUIKO DIGITAL ED 150mm f/2.0— 11 elements / 9 groups, f = 149.50 mm patent EFL

Panasonic(9)

Japanese electronics conglomerate whose Lumix camera division co-founded the Micro Four Thirds mirrorless standard with Olympus and the L-mount Alliance with Leica and Sigma, producing LUMIX G and LUMIX S lens lines that blend Panasonic optical engineering with Leica-certified quality standards.

PANASONIC LEICA DG NOCTICRON 42.5mm f/1.2 ASPH POWER O.I.S.— 14 elements / 11 groups, f = 41.6508 mm patent; 42.5 mm marketedPANASONIC LEICA DG SUMMILUX 12mm f/1.4 ASPH.— 15 elements / 12 groups, 12 mm nominal; f = 11.9795 mm designPANASONIC LEICA DG SUMMILUX 15mm f/1.7 ASPH— 9 ELEMENTS / 7 GROUPS, f ≈ 15.5 mmPANASONIC LEICA DG SUMMILUX 25mm f/1.4 ASPH— 9 ELEMENTS / 7 GROUPS, f ≈ 25.0 mmPANASONIC LEICA DG SUMMILUX 9mm f/1.7 ASPH— 12 ELEMENTS / 9 GROUPS, f ≈ 9.35 mmPANASONIC LUMIX G 14mm f/2.5 II ASPH— 6 elements / 5 groups, f = 14.5456 mm design; 14 mm nominalPANASONIC LUMIX S 20-60mm f/3.5-5.6— 11 ELEMENTS / 9 GROUPS, f = 20.8–57.6 mmPANASONIC LUMIX S 35mm f/1.8— 11 ELEMENTS / 9 GROUPS, f ≈ 33.8 mmPANASONIC LUMIX S PRO 50mm f/1.4— 13 ELEMENTS / 11 GROUPS, f ≈ 49.0 mm

Pentax(18)

Japanese SLR pioneer whose Asahi Optical Co. produced Japan's first 35 mm SLR, popularized through-the-lens metering, designed the open K-mount, and continues today under Ricoh Imaging as a deliberately independent DSLR and medium-format brand.

PENTAX 110 24mm f/2.8— 6 ELEMENTS / 5 GROUPS, f ≈ 24.0 mmPENTAX 110 50mm f/2.8— 5 ELEMENTS / 5 GROUPS, f ≈ 50.0 mmPENTAX DA 21mm f/3.2 AL Limited— 8 elements / 5 groups, f = 21.60 mm design; 21 mm nominalPENTAX DA 35mm f/2.8 Macro Limited— 9 elements / 8 groups, 35 mm marketed; 34.41 mm patent EFLPENTAX DA 70mm f/2.4 Limited— 6 elements / 5 groups, 70 mm (scaled from patent f=67.74)PENTAX DA* 16-50mm f/2.8 ED AL[IF] SDM— 15 ELEMENTS / 12 GROUPS, f = 16.48–48.50 mm (2.94×)PENTAX DA* 50-135mm f/2.8 ED [IF] SDM— 18 ELEMENTS / 14 GROUPS, f = 51.5–131.0 mm (patent) / 50–135 mm (marketing)PENTAX F 85mm f/2.8 Soft— 5 ELEMENTS / 4 GROUPS, f ≈ 85.0 mmPENTAX FA 31mm f/1.8 AL Limited— 9 ELEMENTS / 7 GROUPS, f ≈ 31.8 mmPENTAX HD D FA 21mm f/2.4 ED Limited DC WR— 11 elements / 8 groups, f = 21.32 mm designPENTAX HD D FA* 50mm f/1.4 SDM AW— 15 elements / 9 groups, f = 49.57 mm designPENTAX HD D FA* 85mm f/1.4 ED SDM AW— 12 elements / 10 groups, f = 83.41 mm design; 85 mm marketedPENTAX SMC 67 Macro 100mm f/4— 6 elements / 4 groups, f = 99.97 mmPENTAX SMC A 645 45mm f/2.8— 45mm f/2.8, 9 elements / 8 groupsPENTAX SMC FA 645 120mm f/4 Macro— 9 elements / 7 groups, 120 mm marketed; 123.09 mm patent EFLPENTAX SMC PENTAX-A★ 135mm f/1.8— 7 elements / 6 groups, f = 134.99 mmPENTAX SMC PENTAX-A★ 200mm f/4 MACRO ED— 10 elements / 9 groups, f = 199.98 mm designPENTAX SMC PENTAX-FA 28mm f/2.8 Soft— 5 elements / 5 groups, f = 28 mm

Ricoh(6)

Creator of the GR series — compact cameras with premium wide-angle lenses designed for street photography, known for exceptional sharpness and minimal distortion in a pocketable form.

RICOH GR LENS 18.3mm f/2.8 (Ricoh GR / GR II)— 7 ELEMENTS / 5 GROUPS, f ≈ 18.3 mmRICOH GR LENS 18.3mm f/2.8 (Ricoh GR III)— 6 ELEMENTS / 4 GROUPS, f ≈ 18.3 mm (28 mm equiv.)RICOH GR LENS 18.3mm f/2.8 (Ricoh GR IV)— 7 ELEMENTS / 5 GROUPS, f ≈ 18.35 mmRICOH GR LENS 26.1mm f/2.8 (Ricoh GR IIIx)— 7 ELEMENTS / 5 GROUPS, f ≈ 26.1 mmRICOH GR LENS 28mm f/2.8 (Ricoh GR1)— 7 ELEMENTS / 4 GROUPS, f ≈ 28.1 mmRICOH GR LENS A12 28mm f/2.5 (Ricoh GXR A12)— 8 ELEMENTS / 6 GROUPS, f = 18.28 mm (28 mm equiv.)

Rodenstock(9)

German optical manufacturer founded by Josef Rodenstock, historically important for large-format view-camera lenses, enlarging lenses, process optics, and modern high-resolution digital-back lenses under the Sironar, Apo-Ronar, Grandagon, Rodagon, and Digaron names.

RODENSTOCK APO-SIRONAR-W 150mm f/5.6— 150mm marketed / 148.7mm design, f/5.6RODENSTOCK GERONAR 210mm f/6.8— 3 elements / 3 groups, f' = 210.10 mm (d-line)RODENSTOCK GRANDAGON-N 65mm f/4.5— 8 ELEMENTS / 4 GROUPS, f′ = 65 mm; EFL ≈ 64.83 mmRODENSTOCK GRANDAGON-N 75mm f/4.5— 8 elements / 4 groups, f′ = 75 mmRODENSTOCK GRANDAGON-N 75mm f/6.8— 6 ELEMENTS / 4 GROUPS, f = 75 mmRODENSTOCK GRANDAGON-N 90mm f/4.5— 8 ELEMENTS / 4 GROUPS, f′ = 90 mm patent exampleRODENSTOCK RODAGON-WA 80mm f/4— 6 elements / 4 groups, f ≈ 79.95 mm (d-line)RODENSTOCK ROGONAR-S 50mm f/2.8— 4 ELEMENTS / 3 GROUPS, f = 50.0 mmRODENSTOCK SIRONAR-N 100mm f/5.6— 6 elements / 4 groups, f′ = 99.998 mm, e-line

Schneider-Kreuznach(3)

German optical manufacturer renowned for large-format view-camera lenses (Symmar, Super-Angulon, Apo-Symmar), enlarging optics (Componon), and modern cinema and industrial lenses produced from its Bad Kreuznach factory.

SCHNEIDER-KREUZNACH APO-SYMMAR 100mm f/5.6— 6 ELEMENTS / 4 GROUPS, f ≈ 103.0 mm (d-line)SCHNEIDER-KREUZNACH SUPER-ANGULON 75mm f/5.6— 8 ELEMENTS / 4 GROUPS, f ≈ 75.1 mmSCHNEIDER-KREUZNACH SUPER-SYMMAR XL 110mm f/5.6 ASPHERIC— 6 ELEMENTS / 5 GROUPS (PATENT), f ≈ 110.6 mm (e-line)

Sigma(27)

Japanese third-party lens maker whose Global Vision Art / Contemporary / Sport line repositioned the brand as a premium optical designer, complemented by the Foveon X3-sensor SD and dp camera lines and the L-mount fp full-frame mirrorless body.

SIGMA 10-18mm f/2.8 DC DN | Contemporary— 13 elements / 10 groups, 10.30-17.50 mm design EFLSIGMA 105mm f/1.4 DG HSM | Art— 17 elements / 12 groups, f = 101.85 mm designSIGMA 14-24mm f/2.8 DG HSM | Art— 17 elements / 11 groups, 14.50-23.15 mm designSIGMA 14mm f/4 (Sigma dp0 Quattro)— 11 ELEMENTS / 8 GROUPS, f ≈ 13.97 mmSIGMA 16.6mm f/4 (Sigma DP1x)— 6 elements / 5 groups, f = 16.6 mm (design 16.67 mm)SIGMA 16mm f/1.4 DC DN | Contemporary— 16 elements / 13 groups, f = 16.446 mm design; 16 mm marketedSIGMA 17-40mm f/1.8 DC | Art— 17 elements / 11 groups, 4 SLD / 4 aspherical elementsSIGMA 20mm f/1.4 DG HSM | Art— 15 elements / 11 groups, Patent f = 20.69 mmSIGMA 23mm f/1.4 DC DN | Contemporary— 13 elements / 10 groups, f = 22.31 mm design; 23 mm marketedSIGMA 24mm f/1.4 DG DN | Art— 17 elements / 14 groups, f = 23.86 mm patent / 24 mm nominalSIGMA 24mm f/2.8 (Sigma DP2x)— 7 ELEMENTS / 6 GROUPS, f ≈ 24.1 mmSIGMA 28-45mm f/1.8 DG DN | Art— 18 elements / 15 groups, 28.84-43.66 mm design EFLSIGMA 30mm f/1.4 DC HSM | Art— 9 elements / 8 groups, f = 30.785 mm designSIGMA 30mm f/2.8 (Sigma DP2 Merrill)— 8 ELEMENTS / 6 GROUPS, f ≈ 29.6 mmSIGMA 35mm f/1.4 DG DN | Art— 15 ELEMENTS / 11 GROUPS, f ≈ 33.72 mm (35 mm marketed)SIGMA 35mm f/1.4 DG HSM | Art— 13 elements / 11 groups, f = 35.16 mm designSIGMA 40mm f/1.4 DG HSM | Art— 16 ELEMENTS / 12 GROUPS, f ≈ 41.2 mmSIGMA 45mm f/2.8 DG DN | Contemporary— 8 elements / 7 groups, f = 43.93 mm design / 45 mm marketedSIGMA 50mm f/1.4 DG DN | Art— 14 ELEMENTS / 11 GROUPS, f = 48.72 mmSIGMA 50mm f/1.4 DG HSM | Art— 13 elements / 8 groups, f = 49.58 mm designSIGMA 50mm f/2.8 (Sigma DP3 Merrill)— 10 ELEMENTS / 8 GROUPS, f ≈ 48.7 mmSIGMA 60mm f/2.8 DN | Art— 8 elements / 6 groups, f = 60.00 mm patent designSIGMA 85mm f/1.4 DG DN | Art— 15 ELEMENTS / 11 GROUPS, f ≈ 82.96 mm (design)SIGMA 85mm f/1.4 DG HSM | Art— 14 ELEMENTS / 12 GROUPS, f ≈ 83.4 mmSIGMA APO Macro 105mm f/2.8 EX DG OS HSM— 16 elements / 11 groups, 105 mm marketed; 101.71 mm designSIGMA APO MACRO 150mm f/2.8 EX DG OS HSM— 19 elements / 13 groups, f = 149.99 mm design / 150 mm nominalSIGMA APO Macro 180mm f/2.8 EX DG OS HSM— 19 elements / 14 groups, 180 mm f/2.8 marketed; 174.60 mm f/2.92 design

Sony(24)

Japanese electronics conglomerate whose camera division — built on Konica Minolta's DSLR business and Sony's own CMOS-sensor expertise — established the E-mount full-frame mirrorless system and the G Master and ZA Carl Zeiss premium lens lines.

SONY E 18-55mm f/3.5-5.6 OSS— 11 elements / 9 groups, 18-55mm f/3.5-5.6 marketedSONY E 30mm f/3.5 Macro— 30 mm f/3.5 APS-C E-mount, JP 2012-159613 A Example 1SONY E 35mm f/1.8 OSS— 8 elements / 6 groups, f = 34.914 mmSONY FE 12-24mm f/2.8 GM— 17 elements / 14 groups, f = 12.36-23.28 mm designSONY FE 135mm f/1.8 GM— 13 ELEMENTS / 10 GROUPS, f ≈ 131.0 mmSONY FE 14mm f/1.8 GM— 14 elements / 11 groups, f = 14.42 mm designSONY FE 16-35mm f/2.8 GM II— 15 elements / 12 groups, 6 zoom groups: - + + + - +SONY FE 20-70mm f/4 G— 16 ELEMENTS / 13 GROUPS, f = 20.71–67.56 mmSONY FE 24-70mm f/2.8 GM II— 20 ELEMENTS / 15 GROUPS, f = 24.72–67.90 mmSONY FE 24mm f/1.4 GM— 13 elements / 10 groups, f = 23.66 mm patent designSONY FE 24mm f/2.8 G— 8 ELEMENTS / 7 GROUPS, Patent f = 24.710 mmSONY FE 28-70mm f/2 GM— 20 ELEMENTS / 14 GROUPS, f = 28.86–67.87 mmSONY FE 28-70mm f/3.5-5.6 OSS— 28-70mm f/3.5-5.6, 9 elements / 8 groupsSONY FE 28mm f/2— 9 elements / 8 groups, f = 28.23 mm patent designSONY FE 70-200mm f/2.8 GM OSS— 23 elements / 18 groups, 70-200 mm marketed; 72.10-193.99 mm designSONY FE 70-200mm f/2.8 GM OSS II— 17 ELEMENTS / 14 GROUPS, f = 72.1–194.0 mmSONY FE 70-200mm f/4 G OSS— 21 elements / 15 groups, 70–200mm f/4 marketedSONY FE 85mm f/1.4 GM II— 14 ELEMENTS / 11 GROUPS, f ≈ 82.5 mmSONY FE 90mm f/2.8 Macro G OSS— 15 ELEMENTS / 11 GROUPS, f ≈ 92.6 mmSONY PLANAR T* 50mm f/1.4 ZA SSM— 8 ELEMENTS / 5 GROUPS, f = 51.5 mmSONY PLANAR T* FE 50mm f/1.4 ZA— 12 ELEMENTS / 9 GROUPS, f ≈ 50.3 mmSONY SONNAR T* E 24mm f/1.8 ZA— 8 ELEMENTS / 7 GROUPS, f ≈ 23.3 mmSONY SONNAR T* FE 35mm f/2.8 ZA— 7 ELEMENTS / 5 GROUPS, f ≈ 36.1 mmSONY SONNAR T* FE 55mm f/1.8 ZA— 7 ELEMENTS / 5 GROUPS, f ≈ 53.6 mm

Vivitar(3)

American photographic brand best known for the Series 1 line of high-performance lenses developed in the 1970s and early 1980s, designed by prominent optical engineers including Ellis Betensky and produced by Japanese manufacturers under contract.

VIVITAR SERIES 1 200mm f/3.0 VMC— 6 elements / 6 groups, Sonnar-type telephoto with fixed rear correctorVIVITAR SERIES 1 35-85mm f/2.8 VMC— 12 ELEMENTS / 9 GROUPS, f ≈ 38.5–89.1 mm (patent: 36–83 mm)VIVITAR SERIES 1 70-210mm f/2.8-4 VMC— 14 ELEMENTS / 10 GROUPS, f = 72.1–203.8 mm

Voigtländer(9)

The oldest name in optics, now producing high-performance manual-focus lenses under Cosina that combine classic optical formulas with modern glass technology and extreme apertures.

VOIGTLÄNDER APO-LANTHAR 180mm f/4 SL Close Focus— 9 ELEMENTS / 7 GROUPS, f ≈ 197.9 mm (patent) / 180 mm (marketed)VOIGTLÄNDER APO-LANTHAR 50mm f/2.0 Aspherical— 10 ELEMENTS / 8 GROUPS, f ≈ 49.3 mmVOIGTLÄNDER HELIAR (Symmetric) f/4— 5 ELEMENTS / 3 GROUPS, f = 100 (normalized)VOIGTLÄNDER MACRO APO-LANTHAR 125mm f/2.5 SL— 10 ELEMENTS / 9 GROUPS, f = 125.0 mmVOIGTLÄNDER NOKTON 35mm f/1.2 Aspherical— 10 ELEMENTS / 7 GROUPS, f ≈ 35.8 mmVOIGTLÄNDER NOKTON 50mm f/1.0— 9 ELEMENTS / 7 GROUPS, f = 49.998 mmVOIGTLÄNDER NOKTON 50mm f/1.2 X-Mount— 9 ELEMENTS / 8 GROUPS, f ≈ 48.5 mmVOIGTLÄNDER ULTRON 50mm f/2— 6 ELEMENTS / 5 GROUPS, f ≈ 50.0 mmVOIGTLÄNDER ULTRON Vintage Line 28mm f/2 Aspherical— 10 ELEMENTS / 7 GROUPS, f = 28.50 mm