SEMI International Standards
Date Prepared: 07/05/2015
Revised (if Applicable):

Name of Task Force (TF): Sapphire Single Crystal Orientation Task Force

Global Technical Committee: HB-LED
Originating Technical Committee Region: China

1. Charter: (State the objective of the proposed TF.)
This task force will develop the standards and measurement methods for the determination of orientations of sapphire single crystal products to enhance the consistency in measurement data and to provide the solutions for increasing measurement precision as well. These standards and methods will undoubtedly facilitate the sapphire single crystal product processing, delivery and improve quality among sapphire crystal manufacturers, traders, and end-users worldwide.
2. Scope: (Define the specific activities that the TF will conduct.)
1) New standard on method for determination of orientation for sapphire single crystals
2) Standard materials for calibration of the equipment or device used in the orientation determination for
industrial sapphire

3. Formal linkages with TFs in other Regions/Locales: (Show each associated TF and its parent global technical committee; indicate nature of relationship – global TF, observer TF, etc.)

4. Formation Date:(TF formed on)

Task Force formed on: 09/18/2015
Task Force approved by Committee/GCS on: 09/18/2015