LaserLED.jpeg Maroko 20171213 164116サムネイルMaroko 20171213 163229Maroko 20171213 164116サムネイルMaroko 20171213 163229Maroko 20171213 164116サムネイルMaroko 20171213 163229
LED laser (5,5W power) close-up showing stacked diodes one on another.