... CE, FDA, ISO, 18 month warranty Automatic Arm 360 Rotation supported Promotion, high cost performance Ophthalmic ... performance, and easy operation.Hand-operated phoropter arm can swing up and down, left and right to ... legs if over-rised.Up/Down angle of swing arm: ±30°Table size: 840mm×405mmTable rotational angle ... and easy operation.2. Hand-operated phoropter arm can swing up and down, left and right to ...