Features
Glass optical material.
Includes quality control certificate of conformance.
Specifications
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Diameter:
Between 49.75 millimeters and 50.25 millimeters
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Axial Thickness:
Between 3.80 millimeters and 4.20 millimeters
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Material:
Glass, optical
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Purchase Description Identification:
97197-j47-523
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-01-614-5281