Traditional Culture Encyclopedia - Photography major - What does shutter b or t mean? It is often said that it is necessary to take a night view. What is this?

What does shutter b or t mean? It is often said that it is necessary to take a night view. What is this?

Let's talk about T-gate T-gate, which means shutter priority photography. You can set the shutter speed, and the camera will automatically select parameters such as aperture according to the shutter speed.

B-door B-door can keep the shutter open until it is released.

These two methods are often used for long exposure in night scene shooting.

In addition: remember to bring a tripod for long exposure at night.