Optical Instrument Lens NSN 6650-00-768-8773

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: 6650-00-768-8773

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Features and Characteristics

Diameter

Between 1.297 inches and 1.300 inches

Axial Thickness

Between 0.590 inches and 0.610 inches

Equivalent Focal Length

1.578 inches

Back Focal Length

1.286 inches

Refraction Index

1.6170

Abbe Constant

55.000

Single Lens Style

Double convex

Element Left Surface Radius

1.236 inches

Element Right Surface Radius

3.740 inches

Special Features

Edges chamfered 0.010 to 0.020 in. By 45 deg. Both surfaces coated with magnesium fluoride. Rim ground.

Material

Glass, optical, mil-g-174, class 1, grade d, type 617-550

Material

Glass, optical, mil-g-174, class 1, grade d, type 617-550

Fsc Application Data

Periscope, tank

FSC

6650 Components And Accessories Test Equipment Optical Instruments

NIIN

007688773

NSN

6650007688773

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

7688773

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 6650-00-768-8773

What are the manufacturers of nsn 6650007688773?

Us Army Ardec Rdecom (19200)

Does this nsn 6650007688773 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6650007688773
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 6650007688773 contain any precious metals?
No precious metal content.

Does nsn 6650007688773 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6650007688773?
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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