WO 2022/097401 A1 — Tomonori Kuribayashi
| 16 ELEMENTS / 11 GROUPS |
| f = 102.86 mm |
| F/2.89 |
| 2ω = 24.06° |
| 1 ASPHERICAL SURFACE |
Dual inner focus — G2 moves image-ward (+19.0 mm), G3 moves object-ward (+20.7 mm). G1, aperture stop, and G4 are fixed. Constant overall length. Source 1:2 and 1:1 states are retained; closest object-to-image distance is 0.287563 m.
| Element | Type | Glass |
|---|---|---|
| L11 | Biconvex Positive | S-LAH55V (catalog-compatible inference; patent supplier unspecified) |
| L12 | Negative Meniscus | NBFD25 (catalog-compatible inference; patent supplier unspecified) |
| L13 | Positive Meniscus | J-PSKH1 (catalog-compatible inference; patent supplier unspecified) |
| L14 | Positive Meniscus | J-PSKH1 (catalog-compatible inference; patent supplier unspecified) |
| L21 | Biconcave Negative | J-PKH1 (catalog-compatible inference; patent supplier unspecified) |
| L22 | Negative Meniscus | N-KZFS8 (catalog-compatible inference; patent supplier unspecified) |
| L23 | Positive Meniscus | FDS18 (catalog-compatible inference; patent supplier unspecified) |
| L31 | Biconvex Positive | S-LAH55V (catalog-compatible inference; patent supplier unspecified) |
| L32 | Negative Meniscus | NBFD25 (catalog-compatible inference; patent supplier unspecified) |
| L33 | Biconvex Positive | J-PSKH1 (catalog-compatible inference; patent supplier unspecified) |
| L41 | Negative Meniscus | S-LAH98 (catalog-compatible inference; patent supplier unspecified) |
| L42 | Negative Meniscus | J-PKH1 (catalog-compatible inference; patent supplier unspecified) |
| L43 | Positive Meniscus | FDS18 (catalog-compatible inference; patent supplier unspecified) |
| L44 | Negative Meniscus | TAFD40L-W (catalog-compatible inference; patent supplier unspecified) |
| L45 | Positive Meniscus | S-LAH63 (catalog-compatible inference; patent supplier unspecified) |
| L46 | Neg. Meniscus (1× Asph) | N-BK7 (catalog-compatible inference; patent supplier unspecified) |