General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 25257-2010
Scope
This standard specifies the method for measuring the warpage of optical functional films. This standard applies to the determination of the warpage of optical functional films.
GB/T 25257-2010 history
2010GB/T 25257-2010 Optical functional films.Determination of warping degree