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NSN 6650-00-157-4147

NSN 6650-00-157-4147

Optical Instrument Lens

FSC: 6650 NIIN: 001574147

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Product Characteristics

NSN:

6650001574147

Demilitarization:

DEMIL/MLI

INC:

21884

Shelf Life:

N/A

Diameter:

22.0 millimeters

End Application:

Rangefinder mk42

Axial Thickness:

7.5 millimeters and 2.0 millimeters

Compound Lensaxial Thickness:

9.5 millimeters

Compound Lens Edge Thickness:

5.0 millimeters

Equivalent Focal Length:

4.084 centimeters

Back Focal Length:

3.451 centimeters

Front Focal Length:

4.117 centimeters

Refraction Index:

1.6490 and 1.5725

Abbe Constant:

33.800 and 57.400

Compound Lens Style:

Doublet

Individual Lens Style:

Double convex and meniscus diverging

Element Left Surface Radius:

21.6 millimeters and -17.3 millimeters

Element Right Surface Radius:

17.3 millimeters and 296.0 millimeters

Material:

Glass, optical

Material:

Glass optical

Part Numbers

203035PC16
NAVAL SEA SYSTEMS COMMAND
G8111PC16
KEUFFEL AND ESSER CO

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

9018500000 - Other ophthalmic instruments and appliances and parts and accessories.

Professional Distribution

ITAR Registered
DDTC Registered
HAZMAT Certified
AS9120 Quality Standards
100% Quality Inspections

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Cage Codes

NAVAL SEA SYSTEMS COMMAND - 53711

KEUFFEL AND ESSER CO - 34993