Lighting.

Lights are one of the most important aspect of cinematography.Lighting can change the effect and mood of a scene.Each light creates different atmosphere in a scene. Bright light draws the viewers eye. A scene can be lit by natural light or using powerful artifical light. The way a scene is lit influences how the audience will react emotionally to your movie.

There are two types of lightning:

High-key lighting is a style of lightning for film or photography that aims to reduce the lightning ratio present in the scene. This is where the light is balanced in a scene. The image is bright without any contrast levels.High key lightning is mostly used in a joyful or happy environment.

Low-key lighting is a style of lightning for film or photography. It consists of not very adequate light,yhe image created is usually dark. It has shadowy areas. It creates a gloomy atmosphere,to create a sad, depressing or a horror scene.

Back light: Backlighting refers to the process of illuminating the subject from the back. This causes the edges of the subject to glow, while the other areas remain darker. It also makes the image look sharper and helps to provide separation between the subject and its background .The backlight can be a natural or artificial source of light. The back light is usually placed directly behind the subject .

Key light is the most important light which should be used in a lighting setup. The purpose of the key light is to highlight the form and dimension of the subject. It is used to fill the shadows created by the key so that the image doesn't look so dark. It will much brighter.

Fill light: is used to reduce the contrast of a scene and provide some illumination for the areas of the image that are in shadow.The fill light is often softer and less intense than the key light.