How to turn on the flash of Apple's mobile phone?

How to turn on the flash of Apple's mobile phone is as follows:

1, slide screen: enter the mobile phone desktop slide screen, find the camera and click to enter.

2. Click Lightning: After entering the camera, click the lightning sign in the upper left corner to open it.

3. Click on the white circle: After turning on the flash, click on the white circle in the middle below to use the mobile phone flash.

Introduction to Flash:

The English scientific name of flashlight is flashlight. Flash is also one of the ways to enhance exposure, especially in dim places, which helps to make the scenery brighter. The Chinese full name is "electronic flash", also known as high-speed flash. The electronic flash lamp stores high-voltage electricity through the capacitor, and the pulse triggers the flash tube to discharge, thus completing the instantaneous flash.

The color temperature of the usual electronic flash is about 5500K, which is close to the color temperature in the sunlight during the day. Its luminescent property belongs to cold light type, which is suitable for shooting objects that are afraid of heat.

Flash is a photographic accessory that can emit strong light in a short time. It is mostly used for instantaneous lighting in dark places, and it is also used for local lighting of the subject in bright places. Compact appearance, safe use, convenient carrying and stable performance.

Flash lamp is a kind of artificial light filling equipment. Its working principle is to store high-voltage electricity through the capacitor, and pulse triggers the flash tube to discharge, thus completing the instantaneous flash.

Baidu encyclopedia -Flash