The Instaref R20, with its sleek handheld form factor and weight of just 450gm, matches the performance of other popular autorefractors through its state-of-the-art Shack Hartmann technology.
The Instaref R20’s intuitive interface and audible tilt warning system ensures high repeatability with unrivalled ease.
The Instaref R20 is both speedy and dependable, capturing 3 measurements per eye and rapidly computing a final result within a few seconds.
| Model / Part No. | Instaref R20 / 1000010021 | |
|---|---|---|
| Methodology | Shack Hartmann Wavefront | |
| Sphere Range | -10.0 D to +10.0D | |
| Cylinder Range | -5.0 D to +5.0D | |
| Axis of Astigmatism Range | 1-180° | |
| Connection | USB, Bluetooth | |
| Use Mode | Handheld | |
| Weight | Device | 450g |
| Device with Docking Station | 750g | |
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