Optical Instrument Lens NSN 6650-00-622-4989

Item Description

An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see window, optical instrument. Excludes reticle, optical instrument.

NSN: 6650-00-622-4989

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Features and Characteristics

Diameter

Between 1.447 inches and 1.450 inches

Axial Thickness

0.300 inches and 0.120 inches

Compound Lensaxial Thickness

0.420 inches

Compound Lens Edge Thickness

0.301 inches

Equivalent Focal Length

6.020 inches

Back Focal Length

5.932 inches

Front Focal Length

5.512 inches

Refraction Index

1.5690 and 1.6890

Abbe Constant

51.600 and 30.900

Compound Lens Style

Doublet

Individual Lens Style

Double convex and meniscus converging

Element Left Surface Radius

-1.860 inches and 6.825 inches

Element Right Surface Radius

-1.860 inches and 3.911 inches

Material

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

FSC

6650 Components And Accessories Test Equipment Optical Instruments

NIIN

006224989

NSN

6650006224989

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8289292

Cage Code:

19200

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 9018500000
NAICS: 339115
SITC: 87225
Description: Other ophthalmic instruments and appliances and parts and accessories
End Use (Code 21610):
Medicinal equipment

Q & A

Frequently asked questions for NSN 6650-00-622-4989

What are the manufacturers of nsn 6650006224989?

Us Army Ardec Rdecom (19200)

Does this nsn 6650006224989 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6650006224989
An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. includes single and compound elements. for items having two plane parallel surfaces, see window, optical instrument. excludes reticle, optical instrument.

Does nsn 6650006224989 contain any precious metals?
No precious metal content.

Does nsn 6650006224989 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6650006224989?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

21884

FIIG:

T271-E

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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