Features
Glass material.
Special.
Includes quality control certificate of conformance.
Specifications
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Diameter:
Between 1.3720 inches and 1.3760 inches
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Axial Thickness:
Between 0.055 inches and 0.065 inches
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Rim Finish:
Ground
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Graduations/markings:
Cross line
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Style Designator:
Special
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Supplementary Features:
Material: pyrex glass, metal film
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-01-098-9711