Optical Instrument Lens NSN 6650-00-155-1361

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: 6650-00-155-1361

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Features and Characteristics

Diameter

Between 38.7 millimeters and 39.2 millimeters

End Application

Rangefinder mk57

Axial Thickness

8.2 millimeters and 4.0 millimeters

Compound Lensaxial Thickness

12.2 millimeters

Equivalent Focal Length

36.360 centimeters

Back Focal Length

36.400 centimeters

Front Focal Length

35.040 centimeters

Refraction Index

1.5170 and 1.6210

Abbe Constant

64.800 and 36.200

Compound Lens Style

Doublet

Individual Lens Style

Double convex and meniscus diverging

Element Left Surface Radius

186.2 millimeters and -155.5 millimeters

Element Right Surface Radius

155.5 millimeters and 1001.8 millimeters

Material

Glass, optical, jan-g-174

Material

Glass, optical, jan-g-174

FSC

6650 Components And Accessories Test Equipment Optical Instruments

NIIN

001551361

NSN

6650001551361

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

278694PC2

Cage Code:

10001

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 6650-00-155-1361

What are the manufacturers of nsn 6650001551361?

Navair And Navsea Managed (10001)
Bausch And Lomb Inc (64804)

Does this nsn 6650001551361 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6650001551361
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 6650001551361 contain any precious metals?
No precious metal content.

Does nsn 6650001551361 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6650001551361?
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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