Optical Instrument Lens NSN 6650-00-698-5868

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: 6650-00-698-5868

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Features and Characteristics

Diameter

1.310 inches

Axial Thickness

0.140 inches and 0.425 inches

Compound Lensaxial Thickness

0.565 inches

Compound Lens Edge Thickness

0.253 inches

Equivalent Focal Length

2.669 inches

Back Focal Length

2.308 inches

Refraction Index

1.6890 and 1.5725

Abbe Constant

30.900 and 57.400

Compound Lens Style

Doublet

Individual Lens Style

Double convex and plano-concave

Element Left Surface Radius

-1.353 inches and 1.960 inches

Element Right Surface Radius

-1.353 inches and 1.960 inches

Material

Glass, optical, jan-g-174, grade c

Material

Glass, optical, jan-g-174, grade c

Fsc Application Data

Telescope

FSC

6650 Components And Accessories Test Equipment Optical Instruments

NIIN

006985868

NSN

6650006985868

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

7632369

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 6650-00-698-5868

What are the manufacturers of nsn 6650006985868?

Does this nsn 6650006985868 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6650006985868
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 6650006985868 contain any precious metals?
Precious metal content is unknown.

Does nsn 6650006985868 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6650006985868?
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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