The Power Hour 10/1/14
Oct 03, 2014•1 hr 10 min
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Episode description
Special eyeglass lenses for use with digital devices? Why not use PAL's or single vision lenses? Hear the latest about lens designs and filters on this special show with guests from Essilor, Hoya and Zeiss. If you think they all agree about the importance of filtering blue light, think again . . . and listen to the show - you'll be suprised!
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