Sawetara tips ing laser path debugging Kaping kabeh, safety paling penting, kabeh item sing bisa kelakon bayangan specular, kalebu macem-macem lensa, pigura, pilar, wrenches lan perhiasan lan item liyane, kanggo nyegah bayangan saka laser; Nalika dimming dalan cahya, tutupi devoted optik...
Waca liyane