FR 1.233.449 — Walter Mandler, Erich Wagner
| 7 ELEMENTS / 5 GROUPS |
| f = 35.143 mm MODELED |
| f/1.4 CALIBRATED STOP |
| 2ω = 64° PATENT |
Infinity prescription only; the patent gives no focus travel. The production lens focuses to 1.0 m.
| Element | Type | Glass |
|---|---|---|
| L1 | Positive Meniscus | LAC10 (coordinate-compatible dispersion proxy; historical supplier unconfirmed) |
| L2 | Positive Meniscus | TAF4 (coordinate-compatible dispersion proxy; historical supplier unconfirmed) |
| L3 | Negative Meniscus | SF15 (coordinate-compatible dispersion proxy; historical supplier unconfirmed) |
| L4 | Positive Meniscus | TAF4 (coordinate-compatible dispersion proxy; historical supplier unconfirmed) |
| L5 | Negative Meniscus | SF4 (coordinate-compatible dispersion proxy; historical supplier unconfirmed) |
| L6 | Positive Meniscus | TAF4 (coordinate-compatible dispersion proxy; historical supplier unconfirmed) |
| L7 | Positive Meniscus | S-LAM3 (coordinate-compatible dispersion proxy; historical supplier unconfirmed) |