Isco Ultra-A
Multicoated slide projector zoom lens marked Isco-Optic
| Dimensions | 200 mm |
|---|---|
| Focal Length (mm) | 200-300 |
| Max Aperture (f) | 3.5 |
| Min Aperture (f) | 3.5 |
| Aperture Type | Fixed |
Multicoated slide projector zoom lens marked Isco-Optic
| Dimensions | 200 mm |
|---|---|
| Focal Length (mm) | 200-300 |
| Max Aperture (f) | 3.5 |
| Min Aperture (f) | 3.5 |
| Aperture Type | Fixed |
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