Features
Glass optical material.
Includes quality control certificate of conformance.
Specifications
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Diameter:
25.0 millimeters
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Length:
4.85 millimeters
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Axial Thickness:
3.5 millimeters
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Equivalent Focal Length:
1000.000 centimeters
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Back Focal Length:
1023.100 centimeters
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Single Lens Style:
Plano-concave
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Element Left Surface Radius:
0.0 millimeters
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Element Right Surface Radius:
-51.68 millimeters
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Material:
Glass, optical
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-01-537-2175