The DPM-30 is faster to use and more accurate than a PD ruler. It's durability and ease of use will provide you with years of trouble-free service.
Features Include:
- Cornea reflection light coincidence method
- Tolerance: .25mm
- Left/Right distance: 25-40mm
- Internal green dot focus point
- Single eye measurement available
- LCD Display
- LED illumination
- Power saving mode: automatic shutoff after 1 min of idle time
- Measures tops of corneas to edge of lens/frame
