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Tempered glass screen protector quality inspection

Different kinds of tempered glass quality inspection:

Camera tempered glass screen protector ,laptop tempered glass screen protector,video game player tempered 
glass screen protector ,notebook tempered glass screen protector; Tablet PC  glass screen protector,ipad glass screen protector,
laptop glass screen protector

Picture:
Tempered glass screen protector inspection

Some common factors for tempered glass quality control:


1.Appearance quality:the surface of the product shouldn't have visible defects(dirty, Scratch mark,crack etc)
2.Quantity
3.Workmanship:defective list
4.Measurement :size & weight
5.Bar code test
6.Comfort level detection
7.Packing
8.Basic function test 
10.Water resistance check
11.Hardness test
12.Impact resistant ability

13.The optical properties test(Light transmittance and color deviation rate)




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