How to turn on the flash of oppo mobile phone

When you turn on the camera, there is a sign similar to lightning. You can click on it, and there will be automatic, on, off or fill light.

1, where the key head points is a flashing sign, click it;

2. After clicking, three options will appear: close, open and automatic. Choose according to your own situation.

Flash photography appeared 48 years after the birth of extended data photography technology, and its development process is as follows:

1, magnesium powder flasher. The mixture of magnesium powder and potassium chlorate was ignited, which gave off a strong white light for nearly half a century.

2. Flash (flash bulb). Invented by German yust Meyer in 1929.

3. Electronic flash. Invented in 193 1 year and sold in 1939, using the principle of gas discharge. Its characteristics are fast, economical and convenient.