Blue Light Blocking Glasses for Men Women Reading Computer Screen - Cut Blue UV Rays Digital Glare - Yellow Filter
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- Eyekeeper BB60 lenses - transparent lenses with 12 layer yellowish coating.100% UV protection.
- Test via the spectrometer(the performance of blue light blocking):block 35% within 500nm,block 42% within 490nm,block 49% within 480nm,block 55% within 470nm,block 60% within 460nm,block 64% within 450nm,block 67% within 440nm,block 77% within 430nm,block 97% within 420nm,block more than 99% within 400nm-410nm.
- 20% color distortion due to 30% blue color was filtered out.
- The lenses block 30% blue color of online test for color filtering properties.Please check Eyekeeper BB90 and BB98 lenses if you need block more blue color and blue light.
- TR90 and rubber, Lens width: 2 1/16 inches (53mm), Frame width: 5 5/16 inches (135mm), Lens height: 1 3/16 inches (30mm), Frame height: 1 3/8 inches (35mm), Bridge (DBL): 1/2 inches (13mm), Temple length: 5 1/2 inches (140mm), Spring hinge: No, Lenses: Aspheric, Head size: Medium, Rx-able frame
*Per the Occupational Safety & Health Administration: The preferred viewing distance for VDTs ranges between 18 and 24 inches (45.72 and 60.96 centimeters, respectively)
*Filters 100% of the most damaging low-level blue and nearly 60% high energy visible light from tablets, phones, TV, computers and more.
*Our lenses code is BB60 for the Eyekeeper blue light block glasses.