Features
jan-g-174 optical glass material.
Includes quality control certificate of conformance.
Specifications
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Diameter:
83.0 millimeters
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Axial Thickness:
20.0 millimeters and 12.4 millimeters and 8.9 millimeters
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Compound Lensaxial Thickness:
41.2 millimeters
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Compound Lens Edge Thickness:
38.0 millimeters
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Equivalent Focal Length:
52.490 centimeters
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Back Focal Length:
47.810 centimeters
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Compound Lens Style:
Triplet
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Individual Lens Style:
Double convex and meniscus diverging and meniscus diverging
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Individual Lens Style:
Double convex and meniscus diverging
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Material:
Glass, optical, jan-g-174
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-00-382-0609