Model #8615944

Optical instrument lens (NSN 6650-00-871-2974)

Description

type 611-588 grade c class 1 mil-g-174 optical glass material.

Diameter
Between 1.769 inches and 1.772 inches
Axial Thickness
Between 0.242 inches and 0.262 inches
Equivalent Focal Length
4.971 inches
Back Focal Length
4.971 inches
Refraction Index
1.6110
Abbe Constant
58.800
Single Lens Style
Plano-convex
Material
Glass, optical, mil-g-174, class 1, grade c, type 611-588
Fsc Application Data
Telescope
Description
Lens,optical Instrument
Cage Code
19200

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Updated: 11/24/2024