Units in Snellen, log Mar and Decimal Multiple and Single Line Charts Single Character or Line with Surround
Pediatric Optotypes Calibrated/Sizable 4-Dot Test Red/Green Charts with Isolation Calibrated Astigmatic Dial with Indicator Contrast Testing Animated Fixation Device with Features Audible Feedback Video Clips and Multiple Sets Blank Screen (Dark Mode)
Numerals
HOTV
Auto License Chart
Legally Blind Chart
Originator of high resolution, computerized vision testing since 1994.