Model: 7660502

Optical Instrument Lens

Properties:

Diameter
1.060 inches
End Application
Telescope, panoramic, m117
Axial Thickness
0.310 inches and 0.110 inches
Compound Lensaxial Thickness
0.420 inches
Compound Lens Edge Thickness
0.343 inches
Equivalent Focal Length
4.004 inches
Back Focal Length
3.892 inches
Front Focal Length
3.472 inches
Refraction Index
1.5170 and 1.6210
Abbe Constant
64.500 and 36.500
Compound Lens Style
Doublet
Individual Lens Style
Double convex and meniscus diverging
Element Left Surface Radius
4.145 inches
Element Right Surface Radius
1.153 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
Telescope, panoramic, t177, integrated with fire control equipment
NSN
6650-00-851-7615
Part Number
7660502
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 7660502 NSN 6650-00-851-7615

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

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

End Items End applications NSN 6650-00-851-7615 is a component of

  • M117 Panoramic Telescope
  • M-109 Series Howitzer
  • 013179117
  • Linkage Assembly
  • 008715475
  • Linkage Assembly

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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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