#1575539 Doublet | Components And Accessories Test Equipment Optical Instruments

1575539

Optical Instrument Lens

NSN 6650-00-816-0504

DEMIL
Shelf Life
UOM
NIIN
Demil:
DEMIL/MLI
Shelf Life:
N/A
UOM:
1 EA
NIIN:
008160504

Product Technical Spec.

Diameter:
Between 1.573 inches and 1.575 inches
Axial Thickness:
0.315 inches and 0.157 inches
Compound Lensaxial Thickness:
0.472 inches
Compound Lens Edge Thickness:
0.410 inches
Equivalent Focal Length:
11.609 inches
Back Focal Length:
11.365 inches
Front Focal Length:
11.548 inches
Refraction Index:
1.5170 and 1.6490
Abbe Constant:
64.500 and 33.800
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and meniscus converging
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. Fire control computing sights and devices
NSN:
6650-00-816-0504
Item Name:
Doublet
Cage Code:
10001

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

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Catalog Drilldown
--- Instruments And Laboratory Equipment
------ Components And Accessories Test Equipment Optical Instruments
--------- Optical Instrument Lens
------------ P/N 1575539

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Last Updated: 03/08/2025