Features:
1. Faster and more accurate measurement
2. Easy to operate, one hand control
3. Convenient user menu setting
4. Keratometry and refractometry mode select
5. Auto / Manual focus function
5. Auto PD measurement
6. More broad measurment range of minimum pupil size 2.0mm

Specification
Hartmann's Principle
New light path design, clear human eye imaging effffect
High-speed image acquisition system, advanced image processing
and analysis
The screen can be rotated freely up and down
Automatic eye tracking for lifting, automatic measurement
Electric lifting amount tow
Offff-speed printer, automatic paper cutting
Corneal apex distance: 0.0, 12.0, 13.75, 15.0
Spherical mirror degree: -20.00D ~ + 20.00D (VD = 12mm, 0.01,
0.06, 0.12, 0.25 units)
Cylindrical power: 0.00D ~ + 10.00D (0.06, 0.12, 0.25 units)
Axis position: 10 ~ 180 ° (1 ° unit)
Astigmatism symbol: -, +, ±
Interpupillary distance: 10 ~ 86mm
Minimum pupil diameter: 2.0mm
Measurement completion time: <0.5 seconds.
Pupil diameter: 2.00-8.00mm
Measure light energy: <30uw (ensure measurement safety)
Cornea curvature radius: 5.0 ~ 10.0mm (0.01mm accuracy)
Cornea diopter: 33.00D ~ 67.0D (when the corneal equivalent
diopter is 1.3375)
Corneal astigmatism: 0.00D-15.00D (0.06D / 0.12D / 0 25D units)
Stored data: 10 measurements each
Axis position: 1 ° ~ 180 °
Visual target: Guided cloud map
Display: 8-inch TFT touch screen (adjustable viewing angle)
Printer: 57mm thermal printer, automatic paper cutting
Power supply: AC 100 ~ 250V, 50 / 60Hz, wide power supply
Net weight: 22 kg
Gross weight: 26.5 kg
Packing size: (length) 680mm x (width) 400mm x (height) 640mm

Different Models:
AR-4000: Auto Refractometer
ARK-4000: Auto Refractometer Keratometer

	Download Literature:
	AR-4000 Auto Refractometer

	Download Literature:
	ARK-4000 Auto Refractometer Keratometer