Test Blue Light Glasses By Blue Light Pen Irradiatioin Found Most...

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2023-04-27 13:57:19 -

Test Blue Light Glasses By Blue Light Pen Irradiatioin Found Most Of Blue Light Blocked

There are various types of anti-blue light glasses on the market, with a mix of good and bad. Many merchants spend less money on making counterfeit anti-blue light glasses. So how do you test whether the purchased anti blue light glasses are truly anti-blue light? Blue light pen irradiation: Use a blue light pen to illuminate the lens. For lenses without an...

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