Price: $21.98 - $18.68
(as of Nov 27, 2024 07:10:44 UTC – Details)
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Product Description
If you haven’t worn blue light blocking glasses before, you may need an adjustable period of 2-3days.
During this adjusting period you may experience discomfort.
Just keep it, and you will find how you love it when you facing digital screen for a long time.
No eye fatigue, no headache.
Use the blue light torch to beam the sensitive area of blue light testing card and FEIYOLD Glasses as shown in the first picture. We can see that the part of testing card beamed by the torch has turned purple, and the other part shaded by FEIYOLD Blue Light Blocking Glasses has not turned purple.
Thus we can see, FEIYOLD blue light glasses can block most of the useless blue light and protect your eyes. You can enjoy your digital time without worrying about the hurting from blue light.
Note:
The pictures from website are unable to demermine whether there is anti-blue light on the glasses. These online tests are designed for orange colored sleep glasses only. Orange glasses work by removing the entire blue spectrum, turning your entire vision orange.
Batteries : 3 Product Specific batteries required. (included)
Is discontinued by manufacturer : No
Product Dimensions : 17 x 5.5 x 7 cm; 4 g
Date First Available : June 6 2019
Manufacturer : FEIYOLD
Place of Business : FEIYOLD
ASIN : B07R4SG77T
Country of origin : China
Department
: unisex-adult
☀【Reduce Eyestrain】Prolonged exposure to blue light will cause eye fatigue, blurred vision and headache. You will notice a difference, in just a few days, with our computer glasses. The glasses will block the most harmful blue light from your computer, phone and TV.
☀【 High-Quality Materials】The 3A transparent lens not only blocks 99% of the harmful blue ray spectrum (400-440nm), but also allows high transmittance (93%), providing a perfect balance between eye protection and the visual experience. The lightweight and durable TR90 frames put no stress on your nose ensuring comfort for long periods of time.
☀【Sleep Better】Prolonged exposure to blue light will slow or stop the production of melatonin, which causes sleep disorders. FEIYOLD Blue Light Shield can protect you and provide you with a better night’s sleep.
☀【Fashionable Style】Keep a pair in each of your reading areas, or share one with your friend or family. Giving you a fashionable style and allowing you to enjoy a peaceful deep sleep.
☀【Product Dimension】Lens Width: 49mm(1.92in), Lens Height: 43mm(1.69in), Temple Length: 140mm(5.50in), Nose Bridge: 18mm(0.70in), Narrow Bridge: 12mm(0.47in), Frame Width: 138mm(5.43in)
