US 2018/0196240 A1 — Makoto Fujimoto, Takeshi Umeda
| 9 ELEMENTS / 7 GROUPS |
| 10-30mm MARKETED; 10.2-29.4mm PATENT |
| f/3.5-5.6 MARKETED; f/3.60-6.41 MODELED |
| 4 ASPHERICAL ELEMENTS / 7 ASPHERICAL SURFACES |
| 0.2 m MFD |
PUBLISHED: G3 moves imageward to the Table 11 D=200 mm state; no extra focus states.
| Element | Type | Glass |
|---|---|---|
| L11 | Negative Meniscus | S-PHM52 (supplier-neutral catalog proxy) |
| L12 | Neg. Meniscus (2× Asph) | S-BSM15 (supplier-neutral catalog proxy) |
| L13 | Positive Meniscus | TAFD40 (supplier-neutral catalog proxy) |
| L21 | Biconvex Positive (1× Asph) | M-PCD4 (supplier-neutral catalog proxy) |
| L22 | Negative Meniscus | S-TIM5 (supplier-neutral catalog proxy) |
| L23 | Negative Meniscus | S-BAM3 (supplier-neutral catalog proxy) |
| L24 | Biconvex Positive | J-FKH1 (supplier-neutral catalog proxy) |
| L31 | Neg. Meniscus (2× Asph) | M-PCD4 (supplier-neutral catalog proxy) |
| L41 | Pos. Meniscus (2× Asph) | N-BK7 (supplier-neutral catalog proxy) |