Wollensak Apochromatic Raptar 260/10
Black process lens marked 10.25”
| Dimensions | 260 mm |
|---|---|
| Focal Length (mm) | 260 |
| Max Aperture (f) | 10 |
| Min Aperture (f) | 90 |
| Aperture Type | Circular |
| Elements | 4 / 4 |
| Production | c.1957 |
| Serial Numbers | D82399 |
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