Safety car window

A safety car window is provided to mainly solve the problem that traditional car windows are easy to crush human bodies, and comprises a car window body and a car window controller used for controlling ascent and descent of car window glass of the car window body. The safety car window is characterized by further comprising a microprocessing unit, a plurality of laser emitters, and laser receivers corresponding to the laser emitters in amount. The laser emitters are disposed on a car window frame on the lower inner side of the car window glass of the car window body, and the laser receivers are disposed on the car window frame on the upper inner side of the car window glass of the car window body and correspond to the laser emitters. The microprocessing unit is respectively connected with the laser emitters, the laser receivers and the car window controller. When a driver or passenger extends his or her body out of the car window glass or other objects stay above the opened safety car window, ascending or des