Frame material: Metal Lens width: 2 1/16" (53mm) Frame width: 5 7/16"(138mm) Lens height: 1 1/4" (31mm) Frame height: 1 5/16" (33mm) Bridge (DBL): 11/16"(17mm) Temple length: 5 1/2"(140mm) Spring hinge: No Pupil to pupil distance: 2 7/16"(62mm) Lenses: Aspheric Head size: Medium to wider.
Product description 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 & 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 BB90 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 BB90 90% 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. Anti Eyestrain The premium features of EYEKEPPER lenses, make screen time more comfortable and help eliminate symptoms of digital eyestrain. Better Sleep Amber Tinted Lens cut 100% of UV420, UVA and UVB. Wearing EYEKEPPER blue light computer readers for men will improve your sleep, help you sleep better and feel good everyday! Protect your eyes The blue light blocking reading glasses are great for gaming, working on a laptop, or watching television.
From the brand GUESS YOU LIKE! Visit the Store MORE RECOMMEND FOR YOU！ Visit the Store EYEKEPPER, founded in 2015, features stylish reading glasses, outdoor sunglasses and high-efficiency blue light blocking glasses. We adhere to the avant-garde design concept, and hope to be your sincere partner to bring you a healthy and wonderful visual experience! We will escort you throughout the process, answer your doubts, solve your problems, and recommend the most suitable products for you.No risk of trying!
