Rimless,Eyekepper,/cervicobasilar5870235.html,Reading,Filter,Light,$9,Rea,Glasses,Blue,Computer,Health Household , Vision , Reading Glasses,geotechnogen.ru Rimless,Eyekepper,/cervicobasilar5870235.html,Reading,Filter,Light,$9,Rea,Glasses,Blue,Computer,Health Household , Vision , Reading Glasses,geotechnogen.ru Eyekepper Computer Reading Glasses Blue Rea Filter famous Light Rimless $9 Eyekepper Computer Reading Glasses,Blue Light Filter Rimless Rea Health Household Vision Reading Glasses Eyekepper Computer Reading Glasses Blue Rea Filter famous Light Rimless $9 Eyekepper Computer Reading Glasses,Blue Light Filter Rimless Rea Health Household Vision Reading Glasses
Eyekepper Computer Reading Glasses,Blue Light Filter Rimless Rea
Eyekepper Computer Reading Glasses,Blue Light Filter Rimless Rea
Eyekepper BB40 lenses - transparent lenses with coating.100% UV protection.
The lenses do not block blue color of online test for color filtering properties.Please check Eyekepper BB60,BB90 and BB98 lenses if you need block blue color and block more blue light.
Test via the spectrometer(the performance of blue light blocking): block 29% within 500nm, block 32% within 490nm, block 33% within 480nm, block 35% within 470nm, block 36% within 460nm, block 37% within 450nm, block 39% within 440nm, block 51% within 430nm, block 93% within 420nm, block more than 99% within 400nm-410nm.
Almost no color distortion.
PRODUCTS DIMENSION-Frame material is plastic,Lens width about 2 1/16 inches(52mm),Frame width about 5 5/16 inches(135mm),Lens height about 1 1/16 inches(27mm),Bridge (DBL) about 11/16 inches(17mm),Temple length about 5 1/2 inches(140mm),without Spring Hinge.
EYEKEPPER, a brand of professional, affordable blue light blocking glasses that aims to help you reduce eye strain to see the digital screen. Get unique computer glasses from EYEKEPPER and enjoy the reading of eyesight benefits and stylish features.
Per the Occupational Safety amp; 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 90% high energy visible light from tablets, phones, TV, computers and more.
Our lenses code is BB40 for the EYEKEPPER blue light block glasses.
WHY CHOOSE EYEKEPPER ?
√ More professional blue ray blocking -- Glasses lens are designed using the American HEV-Adsorb substrate absorption technology.It can absorb high-energy blue light.
√ Stronger UV protection -- Anti-Blu-ray Lenses utilize special U.S. substrate processing technology to protect the eyes from ultraviolet radiation and block UV420 not just UV400.
WE ARE DIFFERENT!
Data for Eyekepper's BB40
40% blue light blocking for wavelength 395nm-500nm
Use to test wavelength is 450nm
The data of left is visiable light,the data of middle is blue light remaining,the data of right is UV light remaining.
EYEKEPPER glasses are specially designed to filter out a portion of harmful blue light.
LET EYEKEPPER PROTECT YOUR EYES!
Almost no color difference.
The premium features of EYEKEPPER lenses, make screen time more comfortable and help eliminate symptoms of digital eyestrain.
Amber Tinted with 12 Layer Coating of Eyekepper
Cut 100% of UV420,UVA and UVB
To avoid damage the violet block glasses, never clean the glasses with thefollowing:
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