Beck Enlarging Anastigmat 57/4.5
Enlarger lens marked 2.25”
| Dimensions | 57 mm |
|---|---|
| Focal Length (mm) | 57 |
| Max Aperture (f) | 4.5 |
| Min Aperture (f) | 22 |
| Aperture Type | Circular |
| Elements | 3 |
| Production | 1940s |
| Serial Numbers | 21531-22300 |
Enlarger lens marked 2.25”
| Dimensions | 57 mm |
|---|---|
| Focal Length (mm) | 57 |
| Max Aperture (f) | 4.5 |
| Min Aperture (f) | 22 |
| Aperture Type | Circular |
| Elements | 3 |
| Production | 1940s |
| Serial Numbers | 21531-22300 |
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