Model: 7591260

Optical Instrument Lens

Properties:

Diameter
2.520 inches
Axial Thickness
0.551 inches and 0.160 inches
Compound Lensaxial Thickness
0.711 inches
Compound Lens Edge Thickness
0.458 inches
Equivalent Focal Length
7.839 inches
Back Focal Length
7.292 inches
Front Focal Length
6.581 inches
Refraction Index
1.5110 and 1.6210
Abbe Constant
63.500 and 36.200
Compound Lens Style
Doublet
Individual Lens Style
Double convex and plano-concave
Element Left Surface Radius
-3.555 inches and 3.260 inches
Element Right Surface Radius
-3.555 inches and 3.260 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
Sight, reflex m18, integrated with fire control equip
NSN
6650-00-546-9582
Part Number
7591260
Description
Lens,optical Instrument
CAGE

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 7591260 NSN 6650-00-546-9582

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:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
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:
--
WCC:
653
TCC:
Z
SHC:
9
ACC:
Engineer 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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