In film photography, exposure compensation is the process of adjusting the exposure of the film to achieve a desired result. This is typically done by changing the aperture or shutter speed, or both. Exposure compensation is a critical tool for photographers to use when shooting in varied lighting conditions. By adjusting the exposure, they can ensure that their photos are properly exposed regardless of the lighting conditions. There are a number of factors that can affect the amount of exposure compensation needed. These include the film speed, the aperture, the shutter speed, and the lighting conditions. Film speed is the measure of a film’s sensitivity to light. The higher the film speed, the more sensitive the film is to light. This means that less exposure compensation is needed when shooting with a high film speed.
The aperture is the size of the opening in the lens through which light passes. The larger the aperture, the more light that passes through and the less exposure compensation that is needed. The shutter speed is the amount of time that the shutter is open, allowing light to reach the film. The longer the shutter speed, the more exposure compensation that is needed. Finally, the lighting conditions can also affect the amount of exposure compensation that is needed. If the lighting is very bright, less exposure compensation will be needed. If the lighting is very dim, more exposure compensation will be needed.