![]() This article has been viewed 30,233 times. Hartl also founded the international non-profit, Gift of Sight, which is dedicated to curing blindness across the globe. She is passionate about incorporating technology into the future of eye care and has started a public education initiative to inform everyday LED screen users about the effects and the easy ways to protect themselves while continuing to use their devices. Hartl also trained at the world-renowned Bascom Palmer Eye Institute. She received a BA in Biology from Harvard University and earned her Doctor of Medicine (MD) from The University of California-San Diego Medical School. Some blue light glasses have a yellow tint, while others look clear. How high that percentage is depends on which glasses you buy. Hartl is a blue light expert and specializes in studying the effects of natural and artificial light on people’s eyes and bodies. Blue light glasses block a percentage of this light with a special coating that reflects some of the blue light away from your eyes. Kara Hartl is a board certified Ophthalmologist and the Founder and CEO of Mountain View Eye Center in Fairbanks, Alaska. This article was co-authored by Kara Hartl, MD, FACS and by wikiHow staff writer, Madeleine Criglow. There are 7 references cited in this article, which can be found at the bottom of the page. ![]() ![]() ![]() Hartl is a blue light expert and specializes in studying the effects of natural and artificial light on people’s eyes and bodies. Hold your lenses up to a light source and check the colors reflecting off of them. Kara Hartl is a board certified Ophthalmologist and the Founder and CEO of Mountain View Eye Center in Fairbanks, Alaska. 1.The light bouncing off your lenses shows which colors are being blocked. ![]()
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