What is photography? Can you find this definition in the filming?

Photography is a record of time events, and photography is an artistic creation using light and shadow.

Photography comes from Greek φ? Phos and ρ ρ ρ ρ graphs mean to draw with light. Photography is also one of the sources of light and shadow art.

Light and shadow are the basis of everything visible to the naked eye. Without light reflection, you can't see the object, and without projection, you can't feel the quality, shape, time and space of the object. Photography in artistic creation uses light and shadow to express the theme, for example, to express the shape and strength of muscles, it is necessary to make the intensity of the main light source as large as possible to produce a suitable large light ratio; On the other hand, to express women's softness and femininity is to reduce the light ratio.