Features
Glass optical material.
Includes quality control certificate of conformance.
Specifications
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Diameter:
81.8 millimeters
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Axial Thickness:
4.7 millimeters
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Equivalent Focal Length:
13.546 centimeters
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Single Lens Style:
Double concave
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Element Left Surface Radius:
-120.9 millimeters
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Element Right Surface Radius:
-200.4 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):
6650-00-388-4516