FUJIFILM FUJINON XF 30mm f/2.8 R LM WR Macro — Optical Cross-Section & Ray Tracing

Home / Lenses / Fujifilm / FUJIFILM FUJINON XF 30mm f/2.8 R LM WR MacroFUJIFILM FUJINON XF 30mm f/2.8 R LM WR MacroCN 116500768 A↗, Example 1 — Yuya Hirakawa
11 ELEMENTS / 9 GROUPS
DESIGN f = 29.109 mm
DESIGN F/2.9
6 ASPHERICAL SURFACES
1:1 MACRO
Focus MechanismPUBLISHED endpoints: G2 (L21-L23) moves 8.453 mm imageward; no internal focus reconstruction.
Optical Elements (11 physical)ElementTypeGlass
L11Negative Meniscus (2× Asph)L-BAL42 catalog proxy; 583594 low-Tg crown class (supplier unconfirmed)
L12Negative Meniscus516641 crown / S-BSL7-class (supplier unconfirmed)
L13Biconvex PositiveJ-LASFH6 catalog proxy; 806333 high-index flint class (supplier unconfirmed)
L14Biconvex Positive497816 S-FPL51/FCD1-class ED glass (supplier unconfirmed)
L15Biconcave Negative770297 / NBFD29-class flint (supplier unconfirmed)
L16Biconvex Positive497816 S-FPL51/FCD1-class ED glass (supplier unconfirmed)
L17Biconvex Positive (2× Asph)694532 lanthanum crown / M-LAC130-class (supplier unconfirmed)
L21Biconvex Positive986165 high-index flint / FDS16-W-class (supplier unconfirmed)
L22Positive Meniscus673322 dense flint / H-ZF2-class (supplier unconfirmed)
L23Biconcave Negative883392 lanthanum flint / H-ZLaF68N-class (supplier unconfirmed)
L31Positive Meniscus (2× Asph)L-BSL7 catalog proxy (low-Tg crown; supplier unconfirmed)

Element	Type	Glass
L11	Negative Meniscus (2× Asph)	L-BAL42 catalog proxy; 583594 low-Tg crown class (supplier unconfirmed)
L12	Negative Meniscus	516641 crown / S-BSL7-class (supplier unconfirmed)
L13	Biconvex Positive	J-LASFH6 catalog proxy; 806333 high-index flint class (supplier unconfirmed)
L14	Biconvex Positive	497816 S-FPL51/FCD1-class ED glass (supplier unconfirmed)
L15	Biconcave Negative	770297 / NBFD29-class flint (supplier unconfirmed)
L16	Biconvex Positive	497816 S-FPL51/FCD1-class ED glass (supplier unconfirmed)
L17	Biconvex Positive (2× Asph)	694532 lanthanum crown / M-LAC130-class (supplier unconfirmed)
L21	Biconvex Positive	986165 high-index flint / FDS16-W-class (supplier unconfirmed)
L22	Positive Meniscus	673322 dense flint / H-ZF2-class (supplier unconfirmed)
L23	Biconcave Negative	883392 lanthanum flint / H-ZLaF68N-class (supplier unconfirmed)
L31	Positive Meniscus (2× Asph)	L-BSL7 catalog proxy (low-Tg crown; supplier unconfirmed)