CARL ZEISS MIROTAR 500mm f/4.5
GB 975,446↗
| 5 PHYSICAL ELEMENTS / 5 GROUPS (PRIMARY MIRROR INCLUDED) |
| PATENT-SCALE EFL ≈ 502.96 mm |
| GEOMETRIC f/4.00 / PRODUCTION f/4.5 |
| 135 FULL-FRAME |
| ALL-SPHERICAL CASSEGRAIN |
Focus Mechanism
Fixed patent optics. The production lens uses bellows focusing to 3.5 m; bellows travel is not modeled.
Optical Elements (5 physical; 4 modeled media)
| Element | Type | Glass |
|---|
| L1 | Positive Meniscus | N-BK7 (coordinate-compatible dispersion proxy; historical supplier unconfirmed) |
| L2 | Negative Meniscus | BALK3 (coordinate-compatible dispersion proxy; historical supplier unconfirmed) |
| L3 | Plano-Convex Positive | LLF4 (coordinate-compatible dispersion proxy; historical supplier unconfirmed) |
| L4 | Biconcave Negative | N-BK7 (coordinate-compatible dispersion proxy; historical supplier unconfirmed) |