Diaphragm with 2 cross gratings
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3 Points
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Photographic diffraction diffraction objects in a slide frame.
- Dimensions: 50 × 50 mm
- Slots width
- 0,125 mm
- Number of slots
- 4 štěrbiny/mm
- Grid constant
- 0,25 mm
- Quantitative unit
- ks
Diaphragm with 2 cross gratings
