Lens Library

Showing 144 of 144 interactive optical cross-section diagrams built from patent data.

Canon(24)

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 EF 100mm f/2.8L Macro IS USM15 ELEMENTS / 12 GROUPS, f = 100.0 mmCANON EF 40mm f/2.8 STM6 ELEMENTS / 4 GROUPS, f ≈ 39.0 mmCANON EF 50mm f/1.0L USM11 ELEMENTS / 9 GROUPS, f ≈ 50.0 mmCANON FD 35mm f/2 S.S.C. (I)35mm f/2, 9 elements / 8 groupsCANON FD 50mm f/1.2 L8 ELEMENTS / 6 GROUPS, f ≈ 50.0 mmCANON New FD 50mm f/1.27 elements / 6 groups, 46° field of viewCANON RF 100mm f/2.8 L MACRO IS USM17 ELEMENTS / 13 GROUPS, f ≈ 100.8 mmCANON RF 135mm f/1.8 L IS USM17 ELEMENTS / 12 GROUPS, f ≈ 130.9 mmCANON RF 15-35mm f/2.8 L IS USM16 elements / 12 groups, 3 aspherical elements (6 surfaces)CANON RF 24-105mm f/4 L IS USM18 ELEMENTS / 14 GROUPS, f = 24.72 – 101.84 mmCANON RF 24-240mm F4-6.3 IS USM21 ELEMENTS / 15 GROUPS, f ≈ 24.7–232.8 mmCANON RF 24-50mm F4.5-6.3 IS STM8 ELEMENTS / 8 GROUPS, f ≈ 24.7–48.5 mmCANON RF 24-70mm f/2.8L IS USM21 ELEMENTS / 15 GROUPS, f = 24.7–67.9 mmCANON RF 28-70mm F2 L USM19 ELEMENTS / 13 GROUPS, f = 28.9 – 67.9 mm (patent)CANON RF 28-70mm F2.8 IS STM15 ELEMENTS / 12 GROUPS, f = 28.80–67.90 mm (2.36×)CANON RF 50mm f/1.2 L USM15 ELEMENTS / 9 GROUPS, f ≈ 51.1 mm (marketed 50 mm)CANON RF 70-200mm f/2.8 L IS USM17 ELEMENTS / 7 ZOOM GROUPS, f = 72.13–194.06 mmCANON RF 85mm f/1.2L USM14 ELEMENTS / 9 GROUPS, f ≈ 86.5 mmCANON RF 85mm f/2 Macro IS STM12 ELEMENTS / 11 GROUPS, f ≈ 82.4 mmCANON RF24-105mm F2.8 L IS USM Z23 ELEMENTS / 18 GROUPS, f = 24.78–102.06 mmCANON SERENAR 28mm f/3.56 ELEMENTS / 4 GROUPS, f ≈ 28.0 mmCANON SERENAR 35mm f/3.26 ELEMENTS / 4 GROUPS, f ≈ 35.0 mmCANON SERENAR 50mm f/1.86 ELEMENTS / 4 GROUPS, f ≈ 50.0 mmCANON SERENAR 85mm f/1.57 ELEMENTS / 4 GROUPS, f ≈ 85.0 mm

Carl Zeiss Jena(5)

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 PANCOLAR 50mm f/26 ELEMENTS / 4 GROUPS, f ≈ 50.6 mmCARL ZEISS JENA SONNAR 50mm f/26 ELEMENTS / 3 GROUPS, f ≈ 50.0 mm (scaled from 100mm patent)CARL ZEISS JENA TESSAR 50mm f/2.84 ELEMENTS / 3 GROUPS, f ≈ 50.0 mmCARL ZEISS SONNAR 50mm f/1.57 ELEMENTS / 3 GROUPS, f ≈ 50.2 mmCARL ZEISS TESSAR 144mm f/5.54 ELEMENTS / 3 GROUPS, f ≈ 144 mm (scaled from normalized patent)

Carl Zeiss Oberkochen(7)

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 BIOGON 21mm f/4.58 ELEMENTS / 5 GROUPS, f ≈ 19.0 mm (design)CARL ZEISS CONTAREX PLANAR 55mm f/1.47 ELEMENTS / 5 GROUPS, f = 55.0 mmCARL ZEISS DISTAGON T* 35mm f/1.49 ELEMENTS / 8 GROUPS, f ≈ 36.5 mmCARL ZEISS OLYMPIA-SONNAR 180mm f/2.84 ELEMENTS / 4 GROUPS, f ≈ 180.1 mmCARL ZEISS PLANAR T* 50mm f/1.47 ELEMENTS / 6 GROUPS, f ≈ 50.0 mmCARL ZEISS PRO-TESSAR 35mm f/3.28 ELEMENTS / 6 GROUPS, f = 35.0 mmCARL ZEISS TESSAR 50mm f/3.54 ELEMENTS / 3 GROUPS, f ≈ 50.0 mm

Fujifilm(12)

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 XF 16-55mm f/2.8 R LM WR17 ELEMENTS / 12 GROUPS, f = 16.5 – 53.4 mm (PATENT) / 16 – 55 mm (MARKETED)FUJIFILM FUJINON XF 16–80mm f/4 R OIS WR16 ELEMENTS / 12 GROUPS, f = 16.5–77.8 mmFUJIFILM FUJINON XF 18mm f/2 R8 ELEMENTS / 7 GROUPS, f ≈ 18.8 mmFUJIFILM FUJINON XF 200mm F2 R LM OIS WR19 ELEMENTS / 14 GROUPS, f = 200 mm (200.0 marketed, 194.01 design)FUJIFILM FUJINON XF 23mm F1.4 R11 ELEMENTS / 8 GROUPS, f ≈ 23.7 mmFUJIFILM FUJINON XF 35mmF1.4 R8 ELEMENTS / 6 GROUPS, f ≈ 36.17 mmFUJIFILM FUJINON XF 50–140mm F2.8 R LM OIS WR23 ELEMENTS / 16 GROUPS, f = 50–140 mm (design 51.52–135.96 mm)FUJIFILM FUJINON XF 50mm f/1.0 R WR12 elements / 9 groups, 1 aspherical element (2 aspherical surfaces)FUJIFILM FUJINON XF 56mm F1.2 R11 ELEMENTS / 8 GROUPS, f ≈ 56.99 mmFUJIFILM FUJINON XF 60mmF2.4 R Macro10 ELEMENTS / 8 GROUPS, f = 61.06 mm (design)FUJIFILM FUJINON XF 80mm f/2.8 R LM OIS WR Macro16 elements / 12 groups, 1 aspherical (2 surfaces)FUJIFILM FUJINON XF 90mm f/2 R LM WR11 ELEMENTS / 8 GROUPS, f ≈ 87.5 mm (marketed 90 mm)

Leica(7)

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-SUMMICRON 43mm f/2 ASPH.11 ELEMENTS / 8 GROUPS, f ≈ 41.7 mmLEICA APO-SUMMICRON-M 35 f/2 ASPH.10 ELEMENTS / 5 GROUPS, f ≈ 34.8 mm (d-line)LEICA ELCAN 50mm f/24 ELEMENTS / 4 GROUPS, f ≈ 50.0 mmLEICA ELMARIT 90mm f/2.85 ELEMENTS / 3 GROUPS, f ≈ 90.1 mmLEICA ELMARIT-R 28mm f/2.88 ELEMENTS / 6 GROUPS, f = 28 mm (e-line trace ≈ 29.2 mm)LEICA SUMMICRON-M 50mm f/26 ELEMENTS / 4 GROUPS, f ≈ 50.0 mmLEICA SUMMILUX 28 mm f/1.7 ASPH.11 ELEMENTS / 9 GROUPS, f ≈ 27.08 mm

Minolta(3)

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 MD ROKKOR 45mm f/26 ELEMENTS / 5 GROUPS, f ≈ 45.0 mmMINOLTA MD ROKKOR 50mm f/1.47 ELEMENTS / 6 GROUPS, f ≈ 50.0 mmMINOLTA VARISOFT ROKKOR 85mm f/2.86 ELEMENTS / 5 GROUPS, f ≈ 85.0 mm (production) · 100.0 mm (patent)

Nikon(48)

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 28Ti NIKKOR 28mm f/2.87 ELEMENTS / 5 GROUPS, f ≈ 28.9 mmNIKON AF NIKKOR 28mm f/1.4D11 ELEMENTS / 8 GROUPS, f ≈ 28.6 mmNIKON AF NIKKOR 85mm f/1.4D IF9 ELEMENTS / 8 GROUPS, f = 85.0 mmNIKON AF-S MICRO-NIKKOR 60mm f/2.8G ED12 ELEMENTS / 9 GROUPS, f ≈ 58.0 mm (patent) / 60 mm (production)NIKON AF-S NIKKOR 105mm f/1.4E ED14 ELEMENTS / 9 GROUPS, f ≈ 102.1 mmNIKON AF-S NIKKOR 120-300mm f/2.8E FL ED SR VR25 ELEMENTS / 19 GROUPS, f = 123.6–291.0 mm (patent)NIKON AF-S NIKKOR 14-24mm f/2.8G ED15 ELEMENTS / 11 GROUPS, f = 14.4–23.8 mmNIKON AF-S NIKKOR 16-35mm f/4G ED VR17 ELEMENTS / 12 GROUPS, f = 16.48–33.94 mmNIKON AF-S NIKKOR 200-500mm f/5.6E ED VR19 ELEMENTS / 12 GROUPS, f = 205–487 mmNIKON AF-S NIKKOR 24-70mm f/2.8E ED VR20 ELEMENTS / 16 GROUPS, f = 24–70 mmNIKON AF-S NIKKOR 28mm f/1.4E ED14 ELEMENTS / 11 GROUPS, f ≈ 28.4 mmNIKON AF-S NIKKOR 58mm f/1.4G9 ELEMENTS / 5 GROUPS (patent) · 6 GROUPS (production), f ≈ 58.0 mmNIKON AF-S NIKKOR 70-200mm f/2.8E FL ED VR22 ELEMENTS / 18 GROUPS, f = 70–200 mm (design 71.5–196.0 mm)NIKON AF-S NIKKOR 80-400mm f/4.5-5.6G ED VR20 ELEMENTS / 12 GROUPS, f = 80–400 mm (design 81.6–392.0 mm)NIKON AF-S NIKKOR 85mm f/1.4G10 ELEMENTS / 9 GROUPS, f = 85.0 mmNIKON AF-S VR Micro-NIKKOR 105mm f/2.8G IF-ED14 elements / 12 groups, 1 ED element (S-FPL51)NIKON AI Nikkor 135mm f/26 elements / 4 groups, Ai Nikkor 135mm f/2 (1977–2005)NIKON AI Nikkor 135mm f/2.85 elements / 4 groups, f/2.8–f/32 · 7 bladesNIKON AI NIKKOR 85mm f/1.4S7 ELEMENTS / 5 GROUPS, f ≈ 85.0 mmNIKON L35AF 35mm f/2.85 ELEMENTS / 4 GROUPS, f ≈ 35.0 mmNIKON NIKKOR 35mm f/2.8 (35Ti)6 ELEMENTS / 4 GROUPS, f ≈ 35.0 mmNIKON NIKKOR Z 100-400mm f/4.5-5.6 VR S25 elements / 20 groups, 6 ED + 2 Super EDNIKON NIKKOR Z 135mm f/1.8 S Plena16 ELEMENTS / 14 GROUPS, f ≈ 132.3 mmNIKON NIKKOR Z 14-24mm f/2.8 S16 ELEMENTS / 11 GROUPS, f = 14.4–23.3 mm (patent) / 14–24 mm (production)NIKON NIKKOR Z 14-30mm f/4 S14 ELEMENTS / 12 GROUPS, f = 14.42–29.10 mmNIKON NIKKOR Z 24-120mm f/4 S16 ELEMENTS / 13 GROUPS, f = 24.70 – 116.50 mmNIKON NIKKOR Z 24-200mm f/4-6.3 VR19 ELEMENTS / 15 GROUPS, f = 24.7–194.0 mm (design)NIKON NIKKOR Z 24-50mm f/4-6.311 ELEMENTS / 10 GROUPS, f = 24.7–48.5 mmNIKON NIKKOR Z 24-70mm f/2.8 S17 ELEMENTS / 15 GROUPS, f = 24.8–67.9 mmNIKON NIKKOR Z 24-70mm f/4 S14 ELEMENTS / 11 GROUPS, f = 24.72 – 67.91 mm (2.75× zoom)NIKON NIKKOR Z 26mm f/2.88 ELEMENTS / 4 GROUPS, f = 26.78 mmNIKON NIKKOR Z 28mm f/2.89 ELEMENTS / 8 GROUPS, f ≈ 28.8 mmNIKON NIKKOR Z 35mm f/1.2 S17 ELEMENTS / 15 GROUPS, f = 34.4 mm (patent) · 35 mm (marketed)NIKON NIKKOR Z 35mm f/1.8 S35mm, f/1.8NIKON NIKKOR Z 40mm f/26 ELEMENTS / 4 GROUPS, f ≈ 41.2 mmNIKON NIKKOR Z 50mm f/1.2 S17 ELEMENTS / 15 GROUPS, f = 51.29 mmNIKON NIKKOR Z 50mm f/1.8 S12 elements / 9 groups, EFL 51.6 mmNIKON NIKKOR Z 58mm f/0.95 S Noct17 ELEMENTS / 10 GROUPS, f ≈ 59.6 mmNIKON NIKKOR Z 70-200mm f/2.8 VR S21 ELEMENTS / 18 GROUPS, f = 71.5–196 mmNIKON NIKKOR Z 85mm f/1.8 S12 ELEMENTS / 8 GROUPS, f ≈ 83.0 mm (patent) · 85 mm (production)NIKON NIKKOR Z MC 105mm f/2.8 VR S16 ELEMENTS / 11 GROUPS, f ≈ 102.9 mmNIKON NIKKOR-N 5cm f/1.19 elements / 6 groups, Modified double-GaussNIKON NIKKOR-N Auto 24mm f/2.89 ELEMENTS / 7 GROUPS, f ≈ 24.0 mmNIKON NIKKOR-N AUTO 28mm f/29 ELEMENTS / 8 GROUPS, f ≈ 27.8 mm (design)NIKON NIKKOR-S AUTO 50mm f/1.47 ELEMENTS / 5 GROUPS, f ≈ 50.0 mmNIKON PC NIKKOR 19mm f/4E ED17 ELEMENTS / 13 GROUPS (18 physical), f ≈ 19.4 mmNIKON PC-E MICRO-NIKKOR 45mm f/2.8D ED9 ELEMENTS / 8 GROUPS, f ≈ 41.2 mm (design) · 45 mm (marketed)NIKON PC-E NIKKOR 24mm f/3.5D ED13 ELEMENTS / 10 GROUPS, f ≈ 24.6 mm

Olympus(7)

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 G.ZUIKO AUTO-S 50mm f/1.47 ELEMENTS / 6 GROUPS, f ≈ 50.0 mmOLYMPUS G.ZUIKO AUTO-S 55mm f/1.27 ELEMENTS / 6 GROUPS, f ≈ 55.0 mmOLYMPUS OM ZUIKO AUTO-W 21mm f/211 ELEMENTS / 9 GROUPS, f ≈ 21 mm (marketed) / 28.5 mm (computed)OLYMPUS ZUIKO AUTO-MACRO 50mm f/29 ELEMENTS / 7 GROUPS, f ≈ 50.0 mmOLYMPUS ZUIKO AUTO-MACRO 90mm f/29 ELEMENTS / 9 GROUPS, f ≈ 90.0 mmOLYMPUS ZUIKO AUTO-S 50mm f/1.27 ELEMENTS / 6 GROUPS, f ≈ 50.0 mmOLYMPUS ZUIKO AUTO-T 85mm f/25 ELEMENTS / 4 GROUPS, f ≈ 85.0 mm

Panasonic(2)

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 LUMIX S 35mm F1.811 ELEMENTS / 9 GROUPS, f ≈ 33.8 mmPANASONIC LUMIX S PRO 50mm f/1.413 ELEMENTS / 11 GROUPS, f ≈ 49.0 mm

Pentax(1)

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 FA 31mm F1.8 AL Limited9 ELEMENTS / 7 GROUPS, f ≈ 31.8 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 28mm f/2.87 ELEMENTS / 4 GROUPS, f ≈ 28.1 mmRICOH GR III 18.3mm f/2.86 ELEMENTS / 4 GROUPS, f ≈ 18.3 mm (28 mm equiv.)RICOH GR IIIx 26.1mm f/2.87 ELEMENTS / 5 GROUPS, f ≈ 26.1 mmRICOH GR IV 18.3mm f/2.87 ELEMENTS / 5 GROUPS, f ≈ 18.35 mmRICOH GR LENS A12 28mm f/2.58 ELEMENTS / 6 GROUPS, f = 18.28 mm (28 mm equiv.)RICOH GR/GR2 18.3mm f/2.87 ELEMENTS / 5 GROUPS, f ≈ 18.3 mm

Sigma(6)

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 30mm f/2.8 (DP2 Merrill)8 ELEMENTS / 6 GROUPS, f ≈ 29.6 mmSIGMA 35mm F1.4 DG DN | Art15 ELEMENTS / 11 GROUPS, f ≈ 33.72 mm (35 mm marketed)SIGMA 50mm F1.4 DG DN | Art14 ELEMENTS / 11 GROUPS, f = 48.72 mmSIGMA 85mm F/1.4 DG DN | Art15 ELEMENTS / 11 GROUPS, f ≈ 82.96 mm (design)SIGMA DP2X 24mm f/2.87 ELEMENTS / 6 GROUPS, f ≈ 24.1 mmSIGMA DP3 MERRILL 50mm f/2.810 ELEMENTS / 8 GROUPS, f ≈ 48.7 mm

Sony(6)

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 FE 135mm F1.8 GM13 ELEMENTS / 10 GROUPS, f ≈ 131.0 mmSONY FE 85mm F1.4 GM II14 ELEMENTS / 11 GROUPS, f ≈ 82.5 mmSONY FE 90 mm F2.8 Macro G OSS15 ELEMENTS / 11 GROUPS, f ≈ 92.6 mmSONY SONNAR T* E 24mm F1.8 ZA8 ELEMENTS / 7 GROUPS, f ≈ 23.3 mmSONY SONNAR T* FE 35mm F2.8 ZA7 ELEMENTS / 5 GROUPS, f ≈ 36.1 mmSONY SONNAR T* FE 55mm F1.8 ZA7 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 VMC6 elements / 6 groups, Sonnar-type telephoto with fixed rear correctorVIVITAR SERIES 1 35–85mm f/2.8 VMC12 ELEMENTS / 9 GROUPS, f ≈ 38.5–89.1 mm (patent: 36–83 mm)VIVITAR SERIES 1 70–210mm f/2.8–4 VMC14 ELEMENTS / 10 GROUPS, f = 72.1–203.8 mm

Voigtländer(7)

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 50mm f/2.0 Aspherical10 ELEMENTS / 8 GROUPS, f ≈ 49.3 mmVOIGTLÄNDER HELIAR (Symmetric) f/45 ELEMENTS / 3 GROUPS, f = 100 (normalized)VOIGTLÄNDER NOKTON 35mm f/1.2 Aspherical10 ELEMENTS / 7 GROUPS, f ≈ 35.8 mmVOIGTLÄNDER NOKTON 50mm f/1.09 ELEMENTS / 7 GROUPS, f ≈ 50.0 mmVOIGTLÄNDER NOKTON 50mm f/1.2 X-Mount9 ELEMENTS / 8 GROUPS, f ≈ 48.5 mmVOIGTLÄNDER ULTRON 50mm f/26 ELEMENTS / 5 GROUPS, f ≈ 50.0 mmVOIGTLÄNDER ULTRON Vintage Line 28mm F2 Aspherical10 ELEMENTS / 7 GROUPS, f = 28.50 mm