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InterviewSolution
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What Is An Optical Square? |
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Answer» An OPTICAL square is a square REFRACTING BLOCK which refracts an incident beam at an angle of 90 degrees.It can be used with an AUTOCOLLIMATOR for MEASURING squareness of a workpiece. An optical square is a square refracting block which refracts an incident beam at an angle of 90 degrees.It can be used with an autocollimator for measuring squareness of a workpiece. |
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