Features
grade c type 517-645 jan-g-174 optical glass material.
Includes quality control certificate of conformance.
Specifications
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Diameter:
78.230 millimeters
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Axial Thickness:
15.060 millimeters
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Equivalent Focal Length:
134.960 centimeters
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Back Focal Length:
129.900 centimeters
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Front Focal Length:
129.900 centimeters
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Single Lens Style:
Double convex
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Element Left Surface Radius:
136.931 millimeters
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Element Right Surface Radius:
136.931 millimeters
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Material:
Glass, optical, jan-g-174, type 517-645, grade c
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-00-315-3912