Specifications
- VRK-2400 supports various and fast examination mode to diagnose
- Refractometry and various convenient function
Variable examination mode
- VRK-2400 has Refractometry function (REF Mode)
- Keratometry function (KER Mode)
- Keratometry&Refractometryfunction (K/RMode)
- Contact lens based curve function (CLBC Mode)
- Auto Start and so on.
Additional
- By freeze function, diameter of cornea, pupil or hard contact lens can be measured.
Wide range of measurement
- VRK-2400 provides range of refraction for
- SPH from -25D to +22D, and radius of
- curvature from 5.0mm to 10.2mm
Sophisticated and modern design
- With the black and white color, it can be assimilating at your refraction room.
VRK-2400 SPECIFICATION
Refractometry
| Vertex Distance(VD) | 0.0, 12.0, 13.5, 15.0 |
| Sphere Power(SPH) | -25.00 ~ +22.00D (at the vertex distance of 12mm)
(Increments selectable between 0.12 and 0.25D) |
| Cylinder Power(CYL) | 0.00~ ±10.00D (Increments selectable between 0.12 and 0.25 D) |
| Axis(AX) | 1~180˚ (Increments: 1˚)
|
| Cylinder Form | -,+,MIX |
| Pupil Distance(PD) | 10~88mm |
| Minimum Pupil Diameter | ∮2.0mm |
Keratometry
| Radius of Curvature | 5.0~10.2mm (Increments: 0.01 mm) |
| Corneal Power | 33.00 ~ 67.50D (when cornea equivalent refractive index is1.3375)
(Increments selectable from 0.05, 0.12, 0.25 D) |
| Corneal astigmatism | 0.00 ~ -15.00D (0.05 / 0.12 / 0.25D) |
| Axis | 1 ~ 180˚ (Increments: 1˚) |
| Corneal Diameter | 0.8 ~ 14.0mm (Increments: 0.1 mm) |
| Memory of Data | 10 measured value for each right and left eye |
| Internal Printer | Uses thermal line printer |
| Monitor | 5.7-inch TFT LCD monitor |
External Interface
| VGA Video Output | Connected with Monitor via VGA Cable.
RGB video signal plus option H and V sync |
| RS-232 Interface | Connected with PC or PAV-6100 via RS232 Cable.
RS232 Signals are r± 15[V] with Maximum 100mA |
| USB B Type | Connected with PC via USB Cable.
USB Signals are 5.00±0.25[V] with Maximum 500-900[ |
Environmental requirements
| Temperature | +10 to +40℃ |
| Humidity | 30 to 85% RH |
| Atmospheric pressure | 70 to 106 kPa |
| Temperature | -10 to +55℃ |
| Humidity | 10 to 95% RH |
| Atmospheric pressure | 50 to 106 kPa |
| Power supply | AC100-240V, 50/60Hz |
| Power consumption | 40 ~ 55 VA |
| Size | 273(W) ´ 501(D) ´ 473(H) mm |
| Weight | Approximately 20kg |
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