Convex Lens on Stem f =+50 mm
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Lenses in black frame on stem. With a lens protection ring for preventing damage to the lens.
- Holder: 130 mm dia.
- Shaft: 10 mm dia.
- Focal length: +50 mm
- Diaphragm diameter: 50 mm
- Focal distance
- + 50 mm
- Diameter of the aperture
- 50 mm
- Quantitative unit
- ks
Convex Lens on Stem f =+50 mm
