Model: 7660500

Optical Instrument Lens

Properties:

Diameter
0.760 inches
End Application
Telescope, panoramic, m117
Axial Thickness
0.179 inches and 0.099 inches
Compound Lensaxial Thickness
0.278 inches
Compound Lens Edge Thickness
0.228 inches
Equivalent Focal Length
6.135 inches
Back Focal Length
6.008 inches
Front Focal Length
5.730 inches
Refraction Index
1.5725 and 1.6890
Abbe Constant
57.400 and 68.900
Compound Lens Style
Doublet
Individual Lens Style
Double convex and meniscus diverging
Element Left Surface Radius
4.235 inches
Element Right Surface Radius
2.487 inches
Material
Glass, optical, mil-g-174, grade c
Material
Glass, optical, mil-g-174, grade c
Fsc Application Data
Telescope, panoramic, t177, integrated with fire control equipment
NSN
6650-00-851-7613
Part Number
7660500
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 7660500 NSN 6650-00-851-7613

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:
A
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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