POTEC PRK-7000 Auto Ref-Keratometer | Refraction & Keratometry

Description

Assistant Measurement: It provides the assistant measurement function for the eyes which have dierent measurements
between the center of miring and the center of REF focus.

TFT-LCD with Touch Screen and Convenient Control: By adopting high resolution VGA TFT-LCD with Touch Screen function, tests are performed rapidly and conveniently by simply pressing a button or the icon displayed on the screen.

Motorized Chinrest: The chinrest is motorized with the use of a switch conveniently positioned for the operator.

The Tilting LCD for User: The 90º tilting LCD provides easy control at any position.

Smarter Integrated Printer: It is equipped with auto-cutting printer that provides not only immediate printout of the
measurement, but also auto cutting feature and paper-saving economy mode.

The Guidance Function for Measuring: It indicates the directions for focusing the center of the measuring eye and shows the conditions of
focusing for the measurement convenience

Technical Specifications

Refractometry
Vertex Distance (VD)	0.0, 12.0, 13.5, 15.0 mm
Sphere Power (SPH)	-25.00 ~ +22.00 D at the vertex distance of 12 mm Increments selectable between 0.12 and 0.25 D
Cylinder Power (CYL)	0.00 ~ ±10.00 D Increments selectable between 0.12 and 0.25 D
Axis (AX)	1 ~ 180° (Increments: 1°)
Cylinder Form	-, +, MIX
Pupil Distance	10 ~ 88 mm
Minimum Pupil Diameter	Ø 2.0 mm

Keratometry
Radius of Curvature	5.0 ~ 10.2 mm (Increments: 0.01 mm)
Corneal Power	33.00 ~ 67.50 D when cornea equivalent refractive index is 1.3375 Increments selectable from 0.05, 0.12, 0.25 D
Corneal Astigmatism	0.00 ~ -15.00 D Increments selectable from 0.05, 0.12, 0.25 D
Axis	1 ~ 180° (Increments: 1°)

Environmental Requirements
Operating Environment	Temperature: +10 to +40°C Humidity: 30 to 90% RH Pressure: 800 hPA ~ 1060 hPA
Storage Environment	Temperature: -10 to +55°C Humidity: 10 to 95% RH Pressure: 700 hPA ~ 1060 hPA
Transport Environment	Temperature: -40°C ~ +70°C Humidity: 10 to 95% RH Pressure: 500 hPA ~ 1060 hPA

Others
Corneal Diameter	2.0 ~ 14.0 mm (Increments: 0.1 mm)
Memory of Data	10 measured value for each right and left eye
Internal Printer	Thermal line printer with Auto-Cutter function
Monitor	5.7-inch TFT LCD monitor
Interface	VGA, RS-232C, USB (B type)
Power Supply	AC 100-240V, 50/60Hz
Power Consumption	40 ~ 60 VA
Dimension	Approximately 260(W) x 500(D) x 450(H) mm
Weight	Approximately 20 kg