Wollensak Apochromatic Raptar 406/10
Process lens slotted for Waterhouse stop. Silver body. Black fascia. Single ‘Wocoted’. Marked 16”.
| Dimensions | 406 mm |
|---|---|
| Focal Length (mm) | 406 |
| Max Aperture (f) | 10 |
| Min Aperture (f) | 128 |
| Aperture Type | Circular |
| Elements | 4 / 4 |
| Production | c.1962 |
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