Optical Instrument Lens NSN 6650-00-899-5144

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: 6650-00-899-5144

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Features and Characteristics

Diameter

0.920 inches

End Application

Telescope 8587297

Axial Thickness

0.188 inches and 0.094 inches

Compound Lensaxial Thickness

0.282 inches

Compound Lens Edge Thickness

0.225 inches

Equivalent Focal Length

-5.418 inches

Back Focal Length

5.269 inches

Refraction Index

1.5170 and 1.6170

Abbe Constant

64.500 and 33.800

Compound Lens Style

Doublet

Individual Lens Style

Double convex and meniscus diverging

Element Left Surface Radius

3.049 inches and -2.347 inches

Element Right Surface Radius

-2.347 inches and -9.009 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

6650 Components And Accessories Test Equipment Optical Instruments

NIIN

008995144

NSN

6650008995144

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8587316

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 6650-00-899-5144

What are the manufacturers of nsn 6650008995144?

Us Army Ardec Rdecom (19200)

Does this nsn 6650008995144 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6650008995144
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 6650008995144 contain any precious metals?
No precious metal content.

Does nsn 6650008995144 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6650008995144?
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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