Significance of double-sided light source

Side light is the light that shines in the direction of the camera, which is a backlight effect. Side light plays a role in outlining the main body. When the tones of the subject and the background overlap (for example, the subject is dark and the background is dark), the side light plays a role in separating the subject and the background. In artificial lighting, contour light is often used in combination with main light and auxiliary light, which makes the tone level of the picture varied and increases the aesthetic feeling of the picture form.

Side light is also called "isolated light", "backlight" and "side light". Silhouette light is a kind of light from the back or side of the subject, just like backlight in natural light. According to the actual shooting needs, this light may sometimes be positive backlight, sometimes it may be side backlight, and sometimes it may be high backlight. Three-dimensional visual effect of side light display object. Side lighting has a strong decorative effect. The so-called decoration mainly means that this kind of light can form a bright edge around the main body and decorate the main body into a halo, giving the audience an aesthetic effect. At present, people pay more attention to the use of contour light, whether shooting in indoor real scenes or in studios and projection rooms.

Side lights have become an indispensable lighting component. In a slightly larger scene, the use of profile light is obviously different from other lighting components. Using light is expensive in a hierarchical, logical and orderly way, and using light is expensive in a responsible way.