LAS VEGAS & BERKELEY, Calif.--(BUSINESS WIRE)--At Vision Expo West, booth #19077, EnChroma, Inc. – creators of the only eyewear for color blindness backed by science – today announced the EnChroma® ...

Impaired vision and blindness are common. About 3.4 million people in the US are blind or visually impaired. Vision is usually measured by visual acuity charts, and normal vision is expressed as 20/20 ...