chart projector 1.auto projector, new design 2.LCD display, very high quality 3.favorable price, fast delivery time chart projector #ACP 8, auto chart projector the machine is for checking ophthalmic eyesight. Technical Parametericon31 to chooseIcon to select the speed of0.3 secondsshowThe whole site as the standard displaySingle visual target displaySingle visual target displayA single visual ...