JPS51-37247A — Hideo Shizume
| 14 ELEMENTS / 10 GROUPS |
| 80–200mm f/4 |
| 0.7 m MFD |
| ALL SPHERICAL |
CONSTRAINED_RECONSTRUCTION: front positive component only; common 27.690051647 mm objectward extension solved from the 0.7 m film-plane MFD. Patent supplies no close-focus spacing table.
| Element | Type | Glass |
|---|---|---|
| L1a | Negative Meniscus | S-TIH6 catalog-equivalent coefficient proxy (patent 805254; production supplier unspecified) |
| L1b | Biconvex Positive | S-BSM15 catalog-equivalent coefficient proxy (patent 623582; production supplier unspecified) |
| L2 | Positive Meniscus | S-BSM15 catalog-equivalent coefficient proxy (patent 623582; production supplier unspecified) |
| L3 | Negative Meniscus | S-BSM15 catalog-equivalent coefficient proxy (patent 623582; production supplier unspecified) |
| L4a | Biconcave Negative | S-BSM15 catalog-equivalent coefficient proxy (patent 623582; production supplier unspecified) |
| L4b | Positive Meniscus | S-TIH6 catalog-equivalent coefficient proxy (patent 805254; production supplier unspecified) |
| L5a | Biconvex Positive | S-BSM15 catalog-equivalent coefficient proxy (patent 623582; production supplier unspecified) |
| L5b | Negative Meniscus | S-TIH6 catalog-equivalent coefficient proxy (patent 805254; production supplier unspecified) |
| L6 | Positive Meniscus | S-TIL2 catalog-equivalent coefficient proxy (patent 541472; production supplier unspecified) |
| L7a | Biconvex Positive | S-TIL6 catalog-equivalent coefficient proxy (patent 532489 at nd 1.53172; production supplier unspecified) |
| L7b | Biconcave Negative | E-FD4 catalog-equivalent coefficient proxy (patent 755275; production supplier unspecified) |
| L8 | Biconvex Positive | S-TIL6 catalog-equivalent coefficient proxy (patent 532489 at nd 1.53177; production supplier unspecified) |
| L9 | Biconcave Negative | S-LAM60 catalog-equivalent coefficient proxy (patent 743494; production supplier unspecified) |
| L10 | Biconvex Positive | S-TIL26 catalog-equivalent coefficient proxy (patent 567428; production supplier unspecified) |