National Item Identification Number

01-326-0420
013260420
6650-01-326-0420
6650013260420

National Stock Number

Item Name

SCALE,DIOPTER

Federal Supply Class

6650

Description

A graduated scale, usually cylindrical in shape, attached to, or forming a part of, the focusing nut or knob of the eyepiece of an optical instrument. It is read in conjunction with a line or dart indicator to measure the change in refracting power of the eyepiece, in diopters, and introduces correction to compensate for the eyesight variation of the observer. It may have a knurled periphery and/or teeth on the inside diameter.

Commercial and Government Entity Code (Supplier Data)

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55974

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Reference Numbers (Part Numbers)

6413053-1

Required Categories

MATERIAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE
DESIGN CONTROL REFERENCE

Required Description

ANY ACCEPTABLE
55974
6413053-1