Onaninso diode laser. Diode yotulutsa kuwala (LED) ndi chida cha semiconductor chomwe chimatulutsa kuwala kowonekera pamene magetsi akudutsamo. Kuwala sikukuwala kwenikweni, koma m'ma LED ambiri kumakhala kozungulira, komwe kumachitika kamodzi kokha. Zomwe zimachokera ku LED zimatha kukhala zofiira (pamalengalenga pafupifupi ma nanometer 700) mpaka buluu-violet (pafupifupi […]
