How to choose Canon 22 cake and Sigma 16mm?

It is best to choose Canon 22 cake. The performance of Canon 22 cake ratio is as follows:

P: it's program exposure; With this gear, the camera will automatically adjust the shutter and aperture according to the lighting conditions at the scene.

M: it is manual exposure; Suitable for people from all walks of life who have certain photographic skills and dare not step on the price of professional digital cameras.

AV: it is aperture priority; This function is suitable for works with special requirements for depth of field, such as highlighting the theme and blurring the background or making the whole scene clear.

Television: speed first; This function is suitable for works with special requirements for moving objects or people. For example, increasing the shutter speed can capture clear moving objects or people, and decreasing the shutter speed can capture dynamic objects or people.

SCN: it is a personal setting; For example: snow scene, night scene, children, beach, fireworks, indoor ... When shooting, set it to SCN mode, select the desired scene mode, and the digital camera automatically combines the aperture that is most suitable for this scene.

Precautions:

On October 8, 200211kloc-0, in order to prevent minors from indulging in online games and safeguard their legitimate rights and interests, the Ministry of Culture and Tourism issued a notice to deploy comprehensive law enforcement agencies in various cultural markets to further strengthen law enforcement and supervision in the online game market. It is reported that the Ministry of Culture and Tourism requires local cultural market comprehensive law enforcement agencies to work with industry management departments.

Focus on the implementation of time limit, real-name registration and other management measures to prevent minors from indulging in online games, and increase the frequency and intensity of law enforcement inspections of online game enterprises within their jurisdiction.