US 2024/0241349 A1 EXAMPLE 1 — PANASONIC / NISHIOKA
| 11 ELEMENTS / 8 GROUPS |
| f ≈ 41.7 mm |
| F/2.06 |
| 2ω ≈ 55.0° |
| 7 ASPHERICAL SURFACES (4 ELEMENTS) |
Floating inner focus: G2 (L6–L7) and G4 (L10) translate toward object. Constant overall length.
| Element | Type | Glass |
|---|---|---|
| L1 | Biconcave Negative | S-TIM22 (OHARA) |
| L2 | Biconvex Positive | TAFD40 (HOYA) |
| L3 | Biconvex Positive | FCD515 (HOYA) |
| L4 | Biconcave Negative | S-TIH14 (OHARA) |
| L5 | Biconvex Positive (2× Asph) | K-SKLD200 (Sumita) |
| L6 | Biconcave Negative (1× Asph) | S-TIM28 / L-TIM28 (OHARA) |
| L7 | Biconvex Positive | S-LAH98 (OHARA) |
| L8 | Positive Meniscus | S-LAH95 (OHARA) |
| L9 | Biconcave Negative | S-TIM35 (OHARA) |
| L10 | Biconvex Positive (2× Asph) | M-FCD500 (HOYA) |
| L11 | Neg. Meniscus (2× Asph) | K-SKLD200 (Sumita) |
Detailed analysis available in the interactive viewer above.