External flash, and color correction system having external flash

An external flash, comprising:

• a light source assembly;
• a driving circuit configured to drive the light source assembly to emit light;
• a first communication circuit configured to communicate with a terminal device, so as to receive a color correction control instruction sent by the terminal device;
• and
• a color correction processing circuit connected to the driving circuit and electrically connected to the first communication circuit, wherein the color correction processing circuit receives the color correction control instruction transmitted by the first communication circuit, and performs color correction processing on light-emission information of the light source assembly to generate color correction result information;
• and the driving circuit drives, according to the color correction result information, the light source assembly to emit light;
• wherein the driving circuit further comprises a timing reception terminal, and the timing reception terminal is configured to be connected to the terminal device, so as to receive a timing control instruction sent by the terminal device.

A color correction system, comprising:

• an external flash, a color correction detection device and a terminal device, wherein the external flash is in communication connection with the terminal device, and the color correction detection device is in communication connection with the terminal device;
• wherein the external flash comprises:
• a light source assembly;
• a driving circuit configured to drive the light source assembly to emit light;
• a first communication circuit configured to communicate with a terminal device, so as to receive a color correction control instruction sent by the terminal device;
• a color correction processing circuit connected to the driving circuit and electrically connected to the first communication circuit, wherein the color correction processing circuit receives the color correction control instruction transmitted by the first communication circuit, and performs color correction processing on light-emission information of the light source assembly to generate color correction result information;
• and the driving circuit drives, according to the color correction result information, the light source assembly to emit light;
• and
• a timing control circuit, and the timing control circuit is electrically connected to the driving circuit, wherein the timing control circuit is electrically connected to a color correction detection device, wherein the color correction detection device is configured to detect the light-emission information of the light source assembly;
• wherein the timing control circuit sends a timing signal to the driving circuit and the color correction control detection device according to the color correction control instruction, so as to enable the light source assembly to emit light at a preset timing and enable the color correction detection device to collect the light-emission information at a preset timing correspondingly;
• wherein the color correction detection device is configured to detect light-emission information of the external flash, the color correction processing circuit of the external flash processes the light-emission information under the control of the terminal device.