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Terms
  • surface quality The specification of allowable flaws in a surface by comparison to reference standards of quality. Two graded sets of surface quality standards are employed. The first denotes defects of a long nature such as scratches, and the second indicates...
  • surface quality standards The standards of MIL-O-13830 set by the US government relative to tolerable surface scratches and other such defects in an optical system. A series of standard glass plates that have been deliberately scratched with a specific depth and width of...
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