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Optical Instrument Lens NSN 6650-00-622-4990

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 6650-00-622-4990 NSN: 6650-00-622-4990

Features and Characteristics

Diameter
Between 1.696 inches and 1.699 inches
Axial Thickness
0.280 inches and 0.118 inches
Compound Lensaxial Thickness
0.398 inches
Equivalent Focal Length
8.819 inches
Back Focal Length
8.608 inches
Front Focal Length
8.210 inches
Refraction Index
1.5125 and 1.6210
Abbe Constant
60.500 and 36.200
Compound Lens Style
Doublet
Individual Lens Style
Double convex and plano-concave
Element Left Surface Radius
3.668 inches
Element Right Surface Radius
3.668 inches
Material
Glass, optical, mil-g-174, class 1, grade c, form plates
Material
Glass, optical, mil-g-174, class 1, grade c, form plates
FSC
6650 Components And Accessories Test Equipment Optical Instruments
NIIN
006224990
NSN
6650006224990

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8289293
Cage Code:
19200
Status:
A
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 6650-00-622-4990
What are the manufacturers of nsn 6650006224990?
Does this nsn 6650006224990 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 6650006224990
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 6650006224990 contain any precious metals?
Precious metal content is unknown.
Does nsn 6650006224990 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 6650006224990?
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:
EA
Cond. Code:
2
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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