Detected by silicon avalanche diode laser pulse signal
- Guo Guan-jun, Li Shu-kai
- [J]. SPIE,
Study of the laser level meter based on semiconductor laser diode. Using the emission laser diode - avalanche diode accept - MCU control level meter is designed, The principle is analyzed using phase measuring the distance from the level meter to surface material, It has a simple structure, low cost, stable, high accuracy to good effect.