Measuring Range: -20~+20D(VD = 12,0.12D / 25D STEPS) -10~+10D (0.12D/25D STEPS) 1~180 ( 1 STEPS ) Pupil Distance: 30~85mm, 1mm STEPS Vertex Distance: 0mm, 12mm, 13.75mm , 15mm Min.Pupil Size: 2.0mm Chart: AUTO FOG Display: 5.7TFT LCD Print: THERMAL PRINTER Power Supply: 100~120V / 200~240V, 50 / 60Hz Dimensions: 480 (L) X 270(w) x 445 (H) mm-mm-mm Weight: 17 KG Features: 1. PUPIL DISTANCE AUTO MEASURED 2. WITH AUTO - TRACING FEATURE , OPEREATER CAN ADJUST THE FOCUS AND ALIGNMENT IN UP AND DOWN DIRECTIONS 3. WITH AUTO VIDEO TAPING FEATURE , OPERATOR CAN TAKE MEASUREMENTS AUTOMATICALLY ONCE EQUIPMENT OBTAINS SATISFACTORY FOCUS AND ALIGNMENT 4. WITH SERVO CHIN-REST , OPERATOR CAN ADJUST HEIGHT OF CHIN-REST EASILY 5. DISPLAY IS TILT - ADJUSTABLE 6. PRINTER HAS A PAPER AUTO CUT WARRANTY: 1 YEAR TAGLINES: 1. 5.7' LCD TILTABLE COLOR DISPLAY 2. PRINTER WITH AUTO CUTTING 3. PD MEASUREMENT 4. AUTO FOG CHART 5. VERTEX DISTANCE 6. AUTO CHIN-UP AND DOWN 7. AUTO ALIGN AND FOCUS