Features
691-547 type lak-n9 mil-g-174 optical glass material.
Includes quality control certificate of conformance.
Specifications
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Diameter:
16.0 millimeters
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Axial Thickness:
4.1 millimeters
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Single Lens Style:
Meniscus converging
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Element Left Surface Radius:
30.1 millimeters
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Element Right Surface Radius:
16.8 millimeters
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Material:
Glass, optical, mil-g-174, type lak-n9, 691-547
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-01-174-4991