- The phototach is equipped with a laser pointer for accurate targeting.
- Reflective tape placed on a revolving object can be measured at distances from 2" to 12".
- Features a wide measuring range and high resolution, 2.5 to 99,999 RPM with a large 5-digit display, autoranging, min/max memory storage, and low battery indicator.
- Infrared technology makes phototach accurate, convenient, and easy to use.
- Infrared beam not affected by ambient light.
- Non-contact design results in no torque loss for true precision.
The phototach is the ideal tool for applications where electronic RPM pickup is not available.
- Gears, motors, engines, fans
- Compressors, generators
- Pulleys, grinding wheels
- Drills, saws, hones
OTC 3660 Phototach 
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