Features
Glass optical material.
Crossline.
Includes quality control certificate of conformance.
Specifications
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Diameter:
1.1410 inches
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Angle In Deg:
45.0
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Axial Thickness:
0.120 inches
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Refraction Index:
1.5838
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Dispersion:
46.0 angstroms
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Rim Finish:
Ground
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Graduations/markings:
Cross line
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Style Designator:
Crossline
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Supplementary Features:
Material optical glass per jan-g-174, grade c
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Fsc Application Data:
Telescope elbow, integrated with fire control
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-00-518-2962
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Special Features:
0.0100 in. Bevel depth