Model: 6650005079256

Optical Instrument Lens

Properties:

Diameter
1.500 inches
Axial Thickness
0.202 inches and 0.150 inches
Compound Lensaxial Thickness
0.352 inches
Compound Lens Edge Thickness
0.309 inches
Equivalent Focal Length
14.937 inches
Back Focal Length
14.932 inches
Refraction Index
1.5230 and 1.6050
Abbe Constant
58.600 and 38.000
Compound Lens Style
Doublet
Individual Lens Style
Plano-concave and meniscus diverging
Element Left Surface Radius
42.390 millimeters
Element Right Surface Radius
3.117 inches
Material
Glass, optical, mil-g-174, class 1, grade b
Material
Glass, optical, mil-g-174, class 1, grade b
Fsc Application Data
Finder, range, t42e1, integrated with fire control equipment
NSN
6650-00-507-9256
Part Number
6650005079256
Description
Lens,optical Instrument
CAGE
A00AM

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.

Part 6650005079256 NSN 6650-00-507-9256

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
21884
FIIG:
T271-E
Concept No.:
1
App. Key:
EA
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
057940
UFC:
33020
LTL:
RATING VARIABLE
LCL:
RATING VARIABLE
WCC:
744
TCC:
Z
SHC:
9
ACC:
Medical Supplies

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Schedule B and Export
  • Schedule B: 9018500000
  • SITC: 87225
  • End Use: Medicinal equipment
  • NAICS: 339115
  • USDA: 1

Freight Class: Other ophthalmic instruments and appliances and parts and accessories

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