Model: 278694PC3

Optical Instrument Lens

Properties:

Diameter
39.2 millimeters
End Application
Rangefinder mk57
Axial Thickness
8.2 millimeters and 4.0 millimeters and 4.5 millimeters
Compound Lensaxial Thickness
73.1 millimeters
Equivalent Focal Length
43.090 centimeters or 199.610 centimeters or 35.050 centimeters
Back Focal Length
43.050 centimeters or 199.610 centimeters or 30.630 centimeters
Front Focal Length
42.230 centimeters or 199.810 centimeters or 30.630 centimeters
Refraction Index
1.5170 and 1.8170 and 1.5170
Abbe Constant
64.500 and 36.600 and 64.500
Compound Lens Style
Dialyte
Individual Lens Style
Double convex and meniscus diverging and plano-convex
Element Left Surface Radius
196.1 millimeters and -171.0 millimeters and 1033.0 millimeters
Element Right Surface Radius
171.0 millimeters and 2090.2 millimeters and 0.0 millimeters
Material
Glass, optical, jan-g-174
Material
Glass, optical, jan-g-174
NSN
6650-00-155-1360
Part Number
278694PC3
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 278694PC3 NSN 6650-00-155-1360

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:
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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