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NSN 6650-00-692-1540

NSN 6650-00-692-1540

Optical Instrument Lens

FSC: 6650 NIIN: 006921540

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Product Characteristics

NSN:

6650006921540

Demilitarization:

INC:

21884

Shelf Life:

N/A

Diameter:

1.575 inches

Axial Thickness:

0.484 inches and 0.092 inches

Compound Lensaxial Thickness:

0.576 inches

Compound Lens Edge Thickness:

0.436 inches

Equivalent Focal Length:

3.729 inches

Back Focal Length:

3.169 inches

Refraction Index:

1.6380 and 1.6490

Abbe Constant:

55.500 and 33.800

Compound Lens Style:

Doublet

Individual Lens Style:

Double convex and double concave

Element Left Surface Radius:

1.488 inches

Element Right Surface Radius:

1.366 inches

Material:

Glass, optical, mil-g-174, class 1, grade c

Material:

Glass optical

Material Specification:

Mil-g-174, class 1, grade c military specification single material response

Fsc Application Data:

Sight periscope m28, integrated with fire control equipment

Part Numbers

1240006921540
E.C.A ETABLISSEMENT
8270617
US ARMY ARDEC RDECOM

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

E.C.A ETABLISSEMENT - SCY13

US ARMY ARDEC RDECOM - 19200