Model: 7577956

Optical Instrument Lens

Properties:

Diameter
1.546 inches
Axial Thickness
0.563 inches
Compound Lensaxial Thickness
0.563 inches
Compound Lens Edge Thickness
0.425 inches
Equivalent Focal Length
4.332 inches
Back Focal Length
4.005 inches
Refraction Index
1.5170
Abbe Constant
64.500
Single Lens Style
Plano-convex
Individual Lens Style
Plano-convex
Element Left Surface Radius
2.550 inches
Element Right Surface Radius
-17.072 inches
Material
Glass, optical, jan-g-174, grade c
Material
Glass, optical, jan-g-174, grade c
Fsc Application Data
Telescope, integrated with fire control
NSN
6650-00-757-7956
Part Number
7577956
Description
Lens,optical Instrument
CAGE
19200

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 7577956 NSN 6650-00-757-7956

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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