Description of π Eyekepper Computer Reading Glasses: Blue Light Filter Reader Eyeglasses with Blue Glare Blocking for Men and Women, Black - Get Better Eye Protection
Standard Frame : Made of top standard plastic frame, lenses and have spring-loaded hinges. The lenses do not block blue color of online test for color filtering properties. Anti Blue Ray Glasses : Our anti blue ray glasses can obstruct injurious blue ray, as per test via the spectrometer (the performance of blue light blocking) it blocks 12% within 500nm, 14% within 490nm, 17% within 480nm, 19% within 470nm, 24% within 460nm, 28% within 450nm, 25% within 440nm, 44% within 430nm, 93% within 420nm and more than 99% within 400nm-410nm. Comfortable Eyewear : The frame is comfortable to wear and the lenses light transmittance is very good. Besides, casual frame design keeps you looks professional and fashionable while working or reading. Suitable for different face types. Perfect gift for your friends, parents, grandparents and relatives. Provides 100% UV protection. Product Dimensions : Lens width: 2 1/16" (52mm), Frame width: 5 7/16"(138mm), Lens height: 1 5/16" (34mm), Frame height: 1 1/2" (38mm), Bridge (DBL): 1/2"(13mm), Temple length: 5 5/16"(135mm). Computer Eyeglasses : Superior blue light blocking computer eyeglasses.