Model: 248578PC6-7

Optical Instrument Lens

Properties:

Diameter
1.772 inches
Axial Thickness
0.295 inches and 0.150 inches
Compound Lensaxial Thickness
0.4448 inches
Compound Lens Edge Thickness
0.424 inches
Equivalent Focal Length
17.276 inches
Back Focal Length
16.640 inches
Front Focal Length
17.652 inches
Refraction Index
1.6110 and 1.6660
Abbe Constant
58.800 and 32.400
Compound Lens Style
Doublet
Individual Lens Style
Double convex and double concave
Element Left Surface Radius
-2.795 inches and 4.331 inches
Element Right Surface Radius
-2.795 inches and 10.018 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
1. Optical sighting ranging equipment
NSN
6650-00-382-1807
Part Number
248578PC6-7
Description
Lens,optical Instrument
CAGE
10001

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 248578PC6-7 NSN 6650-00-382-1807

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:
--
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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