Features
Includes quality control certificate of conformance.
Specifications
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Axial Thickness:
0.250 inches and 0.075 inches and 0.250 inches
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Back Focal Length:
5.057 inches
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Individual Lens Style:
Double convex and double concave and double convex
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-01-057-5438