Product Name: LED Eye Ophthalmic Auto Chart Projector Model NO.: Auto Chart projector Group: All Ages Certification: CE, FDA, EEC, MSDS Type: Auto Ophthalmic Chart Projector Classification: Physiological Functions of Diagnosis and Monitoring Equipment Trademark: OEM Transport Package: Individually Plastic Case and Gift Box Specification: ISO, CE, FDA Origin: China HS Code: 901890100 Product Description LED eye ophthalmic Auto Chart projector is Auto Chart Projector is a precision optical instrument for accurate refraction.It provides 30 different charts and 35 masks, with programmable remote control.Duochrome test charts to check single and binocular vision,and polarized test charts to check binocular vision and ocular muscle imbalance.Projectiondistance1.5m~7mProjectionmagnification30x(at5m)Projectionsize330mm(W)x270mm(H)(at5m)ChartSwitchingspeed0.01~0.02STest Distance36cmDistant Contral60cmSize220(H)×210(W)×42(D)mmWeight780gPower SupplyLR6 AA/1.5V×3Measure Range :3mmHg~70mmHgRelative moisture≤95%Ambient temperature:-20ºC~+55ºC