HB00800 - SEMI HB8 - Test Method for Determining Orientation of a Sapphire Single Crystal StdPbc-0925 1-0298 (technical revision)

1-0298 (technical revision)

and for materials acceptance purposes

optical image-scanning

SEMI D31 has derived a formula to detect defects and blemishes in FPD in comparison with human eyes and CCD based instruments

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HB00800 - SEMI HB8 - Test Method for Determining Orientation of a Sapphire Single Crystal StdPbc-0925 1-0298 (technical revision)NOTICE: This Standard or Safety Guideline has an Inactive Status because the conditions to maintain Current Status have not been met. Inactive Standards or Safety Guidelines are available from SEMI and continue to be valid for use. The purpose of this Standard is to standardize a test method for sapphire single crystal orientation measurement which includes sapphire cylinder, sapphire ingot, sapphire wafer, etc. It will improve the standardization of