Model: SM-D-805012

Optical Instrument Lens

Special Features:

Lens no. 6, biocular eyepiece; matl: optical glass (lafn2) per mil-g-174, grade a/b, stain 4, fine anneal, type 744-448 (802199-43); r1, 1.955 radius of lens outside (left) surface; r2, 4.0645 radius of lens inside (right) surface; 0.180 dist between base and inside axis; used in biocular assembly on comm and gun disp

Properties:

Diameter
Between 2.498 inches and 2.500 inches
Axial Thickness
Between 0.3269 inches and 0.3369 inches
Equivalent Focal Length
4.728 inches
Back Focal Length
4.385 inches
Single Lens Style
Meniscus converging
Material
Glass, optical, mil-g-174, grade a and glass, optical, mil-g-174, grade b
Material
Glass, optical, mil-g-174, grade a and glass, optical, mil-g-174, grade b
NSN
6650-01-202-0596
Part Number
SM-D-805012
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 SM-D-805012 NSN 6650-01-202-0596

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:
Instruments/Radio

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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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