Description
REF. | VX 90 |
---|---|
GENERAL | |
Target Fixation | Auto fog system |
Measurement data display | 7” TFT colour LCD with touch screen (800x480) |
PD Measurement | 85 mm measuring range max, 1 mm display unit |
Measurement data recording | Built in thermal printer |
External output terminal | RS232/WIFI |
Power source, power consumption | 110V-240V AC, 50/60 Hz, 50 VA |
Standards | Compliance with Medical Device Directive 93/42/EC |
MEASUREMENT SPECIFICATION | |
Power Range | -20 D to +20 D |
Power Accuracy | +/- 0.25 D |
Astigmatism range | 0 to 10D |
Astigmatism accuracy | 0.25 D |
Axis range | 0° to 180° |
Axis step | 1° |
Axis accuracy | +/- 5° |
Pupil diameter measured | 2,5 mm minimum |
kERATOMETRY SPECIFICATION | |
Corneal radius range | 5 mm to 10 mm |
Corneal refractory power | 33D to 67D (n=1.3375) |
Power repeatability | 0.03 mm |
Corneal astigmatic power | 0 to 12 D |
Astigmatism accuracy | 0.02D |
Axis range | 0° to 180° |
Axis step | 1° |
Axis accuracy | +/- 5° |
Measurement diameter | 2 mm to 12 mm |
Peripheral keratometry | Nasal, temporal, up, down |