GB/T 33397-2016
Optical functional films—Cellulose triacetate(TAC) film—Determination of retardation (English Version)

Standard No.

GB/T 33397-2016

Language

Chinese, Available in English version

Release Date

2016

Published By

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Latest

GB/T 33397-2016

Scope

This standard specifies the method for measuring the phase retardation of triacetate cellulose (TAC) film by using the photon rotation method, including the determination of surface phase retardation and thickness phase retardation. This standard applies to triacetate cellulose (TAC) film manufactured by casting process.

GB/T 33397-2016 history

• 2016 GB/T 33397-2016 Optical functional films—Cellulose triacetate(TAC) film—Determination of retardation