Non-contact and Non-invasive, safe light source
User-friendly design, also suitable for infants
Easy targeting, fast inspection and one key operation
Ultrasonic distance measurement
Thermal Printer
Specification
| OPTICAL PARAMETERS | Mode | Infant mode | Adult mode | Myopia mode
(HAR-880 only) |
|
| Sphere range | -6.0D to +8.0D | -6.0D to +8.0D | -9.0D to +2.0D | ||
| Sphere intervals | 0.25D/0.1DP | 0.25D/0.1D | 0.25D/0.1D | ||
| Sphere tolerence | 土0.5D | 土0.5D | ±0.5D | ||
| Cylinder range | -3.0D to +3.0D | -3.0D to +3.0D | -3.0D to +3.0D | ||
| Cylinder intervals | 0.25D/0.1D R | 0.25D/0.1D | 0.25D/0.1D | ||
| Cylinder tolerence | ±0.5D | 土0.5D | 土0.5D | ||
| Axis of astigmatism range | 1°to 180 | 1 °to 180° | 1 °to 180° | ||
| Axis of astigmatism intervals | 1° | 1° | 1° | ||
| Axis of astigmatism tolerence | 0.25D to 1.00D | ±10° | ±10° | ±10° | |
| 1.25D to 3.00D | ±5° | ±5° | ±5° | ||
| OIntervals are adjustable | |||||
| PARAMETERS | Working distance | Adult/nfant mode | 335±10mm | Confidence level | 10 |
| Myopia mode
(HAR-880 only) |
268±10mm | ||||
| Output of the laser radiation | 150 to 200uw | Wavelength | 850±20nm | ||
| Data acquisition time | 2s/eye | Battery voltage | d.c.11.1v | ||
| Distance measurement | Automatic, with audible and visual hint | ||||
| Battery life | More than 6 hours of continuous usage | ||||
| Low-Battery warning | lndicates 15 minutes usage remains | ||||
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