Automatic Refractometer ARK 4000

Partial details design
◆ Humanized detail design
◆ Comfortable operation and smooth measurement
◆ Adjustable LCD screen for convenient measurement
Specification
Hartmann’s Principle
New light path design, clear human eye imaging effect
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
Off-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

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