2020 New blue light test card,
blue block lens tester, blue light blocker.
10*5cm or 8.6*5.4cm Test card with blue light
1. Put the lens non the test area, start the blue linght protect test.
2. Though the lens, the light will rest on the test card.
If the lens is the bluelight protect, the test card won't have response.
If not, the test are will discolor as the bluelight intension
(very convenient inspection method)
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Sumtrum Anti-fake Technology Company is the patent owner of polarized lens tester and the first company for making polarized lens tester in china.
Sumtrum is making many famous brands products like RAYBAN/BOLON/INVU/POLAROID etc.
Specialized in polarized tester/Owns the patent/ Cooperated with global brands
BUILDING B, NO.19 COMMUNITY, DALANG WEST STREET, BAIYUN DISTRICT, GUANGZHOU
ROOM 3, UNIT 61, JICHANG ROAD, BAIYUN DISTRICT, 510410, GUANGZHOU
TEL: +86 20 81536223