closeup of microchip die inside optical sensor on green printed circuit board

electronic circuit microchip sensor optical component closeup integrated chip pcb detail inside macro mouse die device gold wire green silicon computer wafer photodiode array pin contact embedded transparent package square electrical engineering semiconductor hardware equipment surface mount technology printed board copper layer design small electrotechnics microelectronics industry manufacturing service repair texture laser light source led diode motion detector darkfield connect hole round plastic micro electrotechnology production science disassembled optoelectronic black blur mounted detect