| Dimensions | 90 mm |
|---|---|
| Focal Length (mm) | |
| Max Aperture (f) | |
| Production |

Federal Decar Anastigmat 90/4.5
American enlarger lens marked 3.5”, fitted to Federal Model 290 and 135 Store-Away Miniature.

American enlarger lens marked 3.5”, fitted to Federal Model 290 and 135 Store-Away Miniature.
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