YUEWO Visual Acuity Digital Eye Chart LCD Optical Optometry Tester Projector Intelligent Vision Chart with Remote Control (21.5") : Industrial & Scientific

Description

See more product details Product Parameters? Specifications:18.5"/21.5" Input power:AC100W-240V/50Hz/60Hz Standard power consumption:40W/60W Standby power consumption:<2W Resolution:1366*768/1920*1080 Screen ratio:1366*768/1920*1080 Display Type:TFT-LED Screen size:18.5"/21.5" Viewing angle:H: 170/V: 160 Color:16.7M colors Chart Window Size:413.4*234mm/478.8*271.3mm Brightness:250cd/m² Contrast:1000:1 Signal response time:5ms Dimensions:482*30*52/545*405*44 Distance of Installation/1 to 6m/3.3 to 19.7ft Remote control distance:The maximum remote control distance is greater than 8m Product Features: Full HD 18"/21.5" LCD panel Testing distance : 3.3 to 19.7ft Multimedia Access Built in Videos & Pictures Multiple Optometry Charts To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.

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