What does soft focus mean?

Category: Education/Science >> Learning Assistance

Problem description:

I only know telephoto and short focal length, but I don't know what soft focal length means. What does soft focal length mean?

Please answer the teacher.

Analysis:

Soft focal length lens is a special kind of lens.

soft focus

"Soft-focus lens", also known as "soft-focus lens" and "soft-light lens", is a lens that can slightly blur the image, and is mainly used for portrait and landscape photography.

The soft-focus effect of soft-focus lens is different from the usual lens focusing. In essence, soft-focus lens produces ghost, clear real image and out-of-focus virtual image, which overlap.

Soft focusing lens

This is a set of color filters widely used in portrait photography and commercial photography. It can soften strong light and appropriately reduce the contrast between light and shade. The soft focus effect produced by scattering can cover up the defects on the skin and make the skin feel softer and more delicate. When applied to outdoor landscape photography, it can soften the contrast and rigid outline of the scenery and make the picture full of mysterious and romantic artistic conception. Suitable for use 3 ...