Auto Refractometer/Auto Ref-Keratometer

Product Description

AR-900 auto refractometer
ARK-900 auto ref-keartometer

These are the latest models which is developed based on AR800 and ARK800. It succeed in the stable quality and performance with a brand-new and attractive looking. Please do not hesitate to contact us for quotation and details.

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AR-900 specification

Measuring Range:
Spherical -20~+20D(VD=12, 0.12D/25Dsteps)
Cylinder -10~+10D(0.12D/25Dsteps)
Axis 1~180(1° Steps)
Pupil Distance 30~85mm(1mm steps)
Vertex Distance 0mm, 12mm, 13.75mm, 15mm
Auto Tracing Function Range ± 16mm(up and down direction only)
Min. Pupil Size 2.0mm
Chart Auto fog
Display 5.7 '' TFT LCD
Print Thermal Printer
Power saving mode change to screen saving after 5 or 15 minutes idling
PowerSupply 100~120V/200~240V, 50/60Hz
DIMENSIONGS 480(L)*270W)*445(H)MM
WEIGHT 17KG

ARK-900 Specifications

1. Refractometer
Vertex Distance(vd) 0.0, 12.0, 13.75, 15mm
Sphere Power (SPH) -20.00~+20.00D
(In case of VD=12mm)
Cylinder Power(CYL) 0.00~± 10.00D(0.12/0.25D Unit)
Axis(AX) 1~180° (1° Unit)
Cylinder Form -, +, MIX
Pupil Distance(PD) 30~80mm
Minimum Pupil Diameter 2.0mm
2. Keratometry
Radius of Curvature 5.0~10mm(Increments: 0.01mm)
Corneal Power 33.00~67.50D(when corner equivalent
Refractive index is 1.337; 0.05/0.12/0.25D unit)
(Increments selectable from 0.12, 0.25D)
Corneal astigmatism 0.0~-15.00D
(Increments selectable from 0.12, 0.25D)
Axis 1~180° (Increments: 1° )
Corneal Diameter 2.0~12.0mm(Increments: 0.1mm)
Memory of Data 10 measured value for each right and left eye
Internal Printer Uses thermal line printer
Monitor 5.7-inch color TFT LCD monitor
Auto Tracing Function Range ± 16mm (up and down direction only)
Power saving mode change to screen saving after 5 or 15 minutes idling

3. Environmental requirements:
Operation Temperature: +10 to +35 C
Humidity: 30 to 75 RH
Atmospheric pressure: 800~1060 hPa
Storage Temperature: -10 to +55 C
Humidity: 30 to 75 RH
Atmospheric pressure: 700~1060 hPa
Transportation Temperature: +40 to +70 C
Humidity: 10 to 95 RH
Atmospheric pressure: 500~1060 hPa
Power supply AC100-240V, 50/60Hz
Power consumption Approximately 100VA
Size 484(L) × 270(W) × 450(H) mm
Weight Approximately 17kg