G- Matronix Plastic English Eye Test Chart Vision Test Chart  (Snellen)

raditional snellen opto types this snellen chart includes red and green color bars for an easy and helpful color vision test screens for amblyopia snellen optotypes date back to 1862, when herman snellen released his first eye test in england. These snellen optotypes have changed little throughout the years and are used regularly today. These optotypes feature strong serifs and follow idea of the 5 x 5 grid. Snellen chart is also coupled with red and green stripes for an easy color vision test. Specification:- non reflecting, matte finish eye charts, designed for vision testing at 10 feet distance. Eye chart measures 9 x 14 in. Plastic washable sheet. Wall hanging whole for easy hanging. Visual acuity 20/100 to 20/6.