Cross Laser Emitter
Such a little Laser emitter module is popular used in teaching, horizontal measurement and so on, the laser effective transmission distance can be upto 1km when drive current is 20 mA There are also laser emitters with dot spot or line sport.
Specification
- Diameter: 9mm
- Max power: 50 mW
- Life: >1,000 h
- Current&Voltage: 20mA@3V
- Spot: Cross