A-A-51902
30 March 1987
COMMERCIAL ITEM DESCRIPTION
MAGNIFIER
The General Services Administration has authorized the use of this commercial item description in preference to Federal Specification GG-M-95A as it applies to Type II, Class A magnifiers.
This commercial item description covers one type of hand held magnifier.
Salient characteristics:
The hand held magnifier shall be a monocular magnifier consisting of two plano-convex lenses securely mounted in a plastic or hard rubber lens mount of sufficient strength and hardness as to protect the lens from damage. The magnifier shall have a lens diameter of 1-5/8 ±1/16 inches, a magnifying power of 3.5 and a focal length of 2.9 inches. A tolerance of ± 10 percent shall be applicable to the magnifying power and focal length.
Lenses shall be accurately ground and polished, free from bubbles, seeds, digs, and scratches. There shall be no evidence of blur, waves, grey or stain as viewed through the lens at a distance of 1/16 of an inch from the edge of the lens.
Plastic used in the lens frame shall not warp or change shape when exposed to temperature varying from room temperature to 1400 F and relative humidities varying from zero to eighty-eight percent.
Workmanship. The magnifier shall be free from defects which detract from its appearance or impair its serviceability.
Unit. Each (EA). One magnifier, as specified, constitutes one unit.
Quality Assurance Provisions.
Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the contractor is responsible for the performance of all inspection requirements as specified herein.
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
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