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HG/T 4951-2016 PDF English

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HG/T 4951-2016: Optical functional films. Determination of contrast ratio
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HG/T 4951-2016English189 Add to Cart 3 days [Need to translate] Optical functional films. Determination of contrast ratio

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Basic data

Standard ID HG/T 4951-2016 (HG/T4951-2016)
Description (Translated English) Optical functional films. Determination of contrast ratio
Sector / Industry Chemical Industry Standard (Recommended)
Classification of Chinese Standard A26
Classification of International Standard 71.180.20
Word Count Estimation 8,870
Date of Issue 2016-01-15
Date of Implementation 2016-07-01
Quoted Standard GB/T 18910.11-2012; GB/T 18910.61-2012; GB/T 20871.2-2007; GB/T 20871.61-2013; GB/T 22181.1-2008; GB/T 22181.21-2008; GB/T 22181.22-2008
Regulation (derived from) ?Ministry of Industry and Information Technology Bulletin 2016 No.3
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the measurement method of the darkroom contrast and brightroom contrast of the optical function film for the display device of the flat panel display device, and the calculation method of the improvement rate of the darkroom contrast ratio and the improvement rate of the brightroom contrast ratio after the optical function film is assembled with the flat panel display device. This standard is applicable to the measurement of darkroom contrast and brightroom contrast of optical function films.

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