Features
A/a spec data glass material.
Includes quality control certificate of conformance.
Specifications
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Diameter:
3.500 inches
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Length:
4.300 inches
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Axial Thickness:
2.953 inches
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Back Focal Length:
6.224 inches
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Front Focal Length:
14.759 inches
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Single Lens Style:
Double convex
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Material:
Glass, spec data, a/a
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-00-147-4887
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Special Features:
R-1521-b to be stamped or stenciled on lens per dwg b-11950-1