... : 19’ color LCDProjection distance: 6.3m, 5m, 4m, 3m, 2.5m, 2m, 1.5m, 1.2m, and 1m.Numbers of ... GCV-12Specification:Display: 17’ or 19’ color LCDProjection distance: 2.0-5.0m (in steps of 0.5m)Numbers of ... Chart vision GCV-31Specification:Display: 19’ TFT LCDProjection distance: 2.5-6.0m (in steps of 0.5m) Numbers of ... filterRemote control: IR Photos and packing of chart vision: HIGH QUALITY Chart vision