Features
grade c jan-g-174 optical glass material.
Includes quality control certificate of conformance.
Specifications
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Diameter:
1.467 inches
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Axial Thickness:
0.307 inches
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Compound Lensaxial Thickness:
0.307 inches
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Compound Lens Edge Thickness:
0.111 inches
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Equivalent Focal Length:
2.751 inches
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Back Focal Length:
2.647 inches
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Refraction Index:
1.5170
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Abbe Constant:
64.500
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Single Lens Style:
Double convex
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Individual Lens Style:
Double convex
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Material:
Glass, optical, jan-g-174, grade c
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Fsc Application Data:
Observation instrument, m1
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Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
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National Stock Number (nsn):
6650-00-518-4996