Features
grade b jan-g-174 optical glass material.
Includes quality control certificate of conformance.
Specifications
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Diameter:
2.187 inches
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Axial Thickness:
0.222 inches
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Equivalent Focal Length:
15.097 inches
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Back Focal Length:
14.900 inches
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Front Focal Length:
14.678 inches
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Refraction Index:
1.6200
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Abbe Constant:
60.300
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Single Lens Style:
Meniscus converging
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Individual Lens Style:
Meniscus converging
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Element Left Surface Radius:
21.030 millimeters
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Element Right Surface Radius:
6.504 inches
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Material:
Glass, optical, jan-g-174, grade b
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-00-955-0568