For those who do not need the GR-3500KA's Autofocus/Autotrack/Autostart ability, the Grand Seiko GR-3300K traditional autorefractor is a cost-effective alternative.
An excellent value without breaking the bank, the Grand Seiko GR-3300K's accuracy and reliability are identical to its pricier cousin.
Features Include:
- Icon based screen for a more inuitive user experience
- Color LCD Display to make alignment easier
- Auto Start - Once focused properly measurement occurs automatically. After measuring both eyes printing starts immediately.
- Printer with Automatic Cutter
- RS-232C Interface allows data to be transfered to a PC
- Tonic Accommodation Measurement
- Relax Function that reduces the margin of measurement error
- Corneal Peripheral Measurement
- Measures to a 2.3mm pupil diameter
- Motorized Chin Rest