Both equally layers surrounding the active area work as a waveguide. Due to multiple photon striking, higher optical acquire is reached. ใช้ได้กับผู้ที่มีผิวสีอ่อนไปจนถึงปานกลาง ได้ผลดีกับขนสีเข้ม The output in the laser is exactly the Section of the beam transmitted by the output coupler. In a really perfect laser, every one of the photons https://zacht630ehk1.eqnextwiki.com/user