Features
borosilicate crown glass material.
Includes quality control certificate of conformance.
Specifications
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End Application:
1240-00-336-3686-telescope
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Material:
Glass, borosilicate crown
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-00-074-0131
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Special Features:
Surfaces to be aluminized to a thickness providing opaqueness and coated with silicon monoxide