Optical Instrument Lens NSN 6650-00-382-1888

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: 6650-00-382-1888

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Features and Characteristics

Diameter

1.768 inches

Axial Thickness

0.236 inches and 0.158 inches

Compound Lensaxial Thickness

0.394 inches

Compound Lens Edge Thickness

0.331 inches

Equivalent Focal Length

12.196 inches

Back Focal Length

11.980 inches

Front Focal Length

12.164 inches

Refraction Index

1.5740 and 1.6210

Abbe Constant

57.700 and 36.600

Compound Lens Style

Doublet

Individual Lens Style

Double convex and meniscus diverging

Element Left Surface Radius

-4.095 inches and 7.559 inches

Element Right Surface Radius

-4.095 inches and -35.433 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 Application Data

1. Fire control, collimator, telescope

FSC

6650 Components And Accessories Test Equipment Optical Instruments

NIIN

003821888

NSN

6650003821888

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

LD172589PC116

Cage Code:

53711

Status:

MSDS:

Part Number:

LD172589GP116

Cage Code:

53711

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 6650-00-382-1888

What are the manufacturers of nsn 6650003821888?

Naval Sea Systems Command (53711)
Navair And Navsea Managed (10001)

Does this nsn 6650003821888 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6650003821888
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 6650003821888 contain any precious metals?
No precious metal content.

Does nsn 6650003821888 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6650003821888?
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
Quality Fast Service