Ophthalmic Chair and Stands Specification Technical Parameter Combination sets size1020×1230×1580mmTable size1010×480×120mmArm lifting the upper and lower size200mmThe chair lift up and down size200mmPower220V 50HzWeight240kgElectric lift chair Electric lift, at the end of the noise. Sliding a small table Convenience of mobile devices in the desktop position. Projector Mounts Projector fixation can be adjusted up and down. Arm Luxury electric Arm, you can swing around, you can up and down movements, increases the measured range of human height requirements. . Graphic Icon