US 2014/0133036 A1 — Taiga Noda, Michio Cho
| 11 ELEMENTS / 9 GROUPS |
| DESIGN f = 7.342-27.682 mm |
| MODELED F/2.064-2.875 |
| 2ω = 79.65°-21.99° |
| 5 ASPHERICAL SURFACES / 3 ELEMENTS |
NO_INTERNAL_RECONSTRUCTION: only published infinity-focus zoom states are modeled. The required close-focus metadata uses the X10 ordinary wide-angle 0.50 m limit; the separate 0.01 m Super Macro mode is not reconstructed.
| Element | Type | Glass |
|---|---|---|
| L11 | Negative Meniscus | FDS18 (HOYA; exact 946180 coordinate match) |
| L12 | Positive Meniscus | S-LAH55 (OHARA; exact 835427 coordinate match) |
| L21 | Negative Meniscus | S-LAH58 (OHARA; exact 883408 coordinate match) |
| L22 | Biconcave Negative (2× Asph) | S-BAL42 (OHARA; exact 583594 coordinate match) |
| L23 | Biconvex Positive | N-SF66 (SCHOTT; exact 923209 coordinate match) |
| L31 | Biconvex Positive (1× Asph) | Unmatched (nd=1.803603, νd=40.28) |
| L32 | Biconvex Positive | FCD515 (HOYA) / 593686 ED phosphate-crown class |
| L33 | Biconcave Negative | S-TIM35 (OHARA; exact 699301 coordinate match) |
| L34 | Negative Meniscus (2× Asph) | Unmatched (nd=1.803603, νd=40.28) |
| L35 | Biconvex Positive | S-FPL51 (OHARA) |
| L41 | Positive Meniscus | S-FSL5 (OHARA; exact 487702 coordinate match) |