How many kinds of filters are there in photography?

It is completely transparent, and the most basic thing that everyone will use at first is. Nowadays, many of them are used to protect the lens, but it is most appropriate to take them off when taking pictures.

2. Gradient Gray Filter (GND)

This model is mainly used to shoot scenery, which fits its name very well. It will change from transparent to gray. Besides, it has two shapes, square and round. Shooting with this filter will produce unexpected results.

3. Polarizer (CPL)

This will be more prominent when it is used to shoot sky scenery, and its main functions include improving saturation and dimming effect.

4. Dimming filter (ND)

This unknown classmate can also know a little from his name, mainly to reduce the light. The shape is also divided into square and round.