Ophthalmic unit CE, FDA, ISO, 18 month warranty Automatic Arm 360 Rotation supported Promotion, high cost performance Ophthalmic unitCE, FDA, ISO, 18 month warrantyAutomatic Arm360 Rotation supportedPromotion, high cost performanceFeatures:Adopts Europe style in appearance designing, simple structure, good performance, and easy operation.Hand-operated phoropter arm can swing up and down, left and ...