Test for Eyekeeper's BB40 Lens

Posted by eyekeeper.com on

  • 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 40% high energy visible light from tablets, phones, TV, computers and more.
  • Our lenses code is BB40 for the Eyekeeper violet block glasses.
  • If you want to custom the different strength for each eye please let us know.

Performance via spectrum analyzer

40% blue light blocking for wavelength 395nm-500nm

Data for Eyekeeper BB40 Lens

 


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