National Item Identification Number

00-755-1806
007551806
6650-00-755-1806
6650007551806

National Stock Number

Item Name

IRIS DIAPHRAGM,OPTICAL INSTRUMENT

Federal Supply Class

6650

Description

An adjustable item of thin, overlapping opaque plates which are actuated by a ring or other device so as to change the diameter of a central opening, for controlling the intensity of transmitted illumination. It is usually employed to regulate the aperture of a lens in microscopes, and other optical instruments.

Commercial and Government Entity Code (Supplier Data)

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97942

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Reference Numbers (Part Numbers)

514R249G03

Required Categories

Required Description