How do SLR cameras blur scenes and people?

Consciously reducing the sharpness of scenery and people's photos is called "soft focus" in shooting techniques. It's called soft focus in English.

Soft-focus photography is a technique to control and change the image definition, which can turn a clear image into a halo phenomenon, thus increasing the softness and darkness of the image, adjusting the image tone and reducing the contrast. In landscape and portrait photography, it has achieved unique artistic effects. There are many soft focusing methods, and different soft focusing methods have different effects. Often used to create romantic effects.

There are roughly five ways to achieve soft focus effect.

1, return to nature and use the natural environment, such as light fog and drizzle, and the shooting effect is the most atmospheric;

2, manual skills, such as shooting portraits with emotional factors, appropriate virtual focus, giving people a soft feeling, shooting dynamic effects, slow down the shutter, look dynamic;

3, according to local conditions, change the characteristics of equipment, such as covering the lens with a scarf;

4. Use a professional soft-focus filter or soft-focus lens;

5, post-processing, in the film era, using darkroom technology can achieve a variety of soft focus effects, and now it is more convenient to use computer picture software.

Photography is a creative art. If you master the basic technology and look for the feeling with your heart, you will shoot good works.