1) Durable using 2) skillful manufacture 3) quality and quantity assured 4) Handful operation

Radius of curvature 5.0 ~10. 2 mmCorneal refractometry 33.00 ~ 67.50DCorneal astigmatism 0.00 ~ -15.00D ( 0.05,0.12,0.25D )Corneal diameter 2.0 ~ 12.0mm printer Thermal printerSaving Settings 3 , 5 , 10 MinutesMonitors 5.6 inch of TFT monitorsPower AC 100 ~ 240V,50/60HZ/90WSize& Weight 248(W ) * 476(D) *475(H) mm &21kgJaw panel Max 55mm Data Output Rs-232 interface , Video output

Auto refractometer RMK-200 with keratometer