sentences:  Due to the fact that each color band in the filter is sharp-cutting, two-thirds of the light from the projection source is absorbed, so there is noticeable light loss.While Kodacolor was a popular color home movie format, it had several drawbacks.It was not possible to make duplicates, special film was necessary to shoot with, and while the additive image was colorful and clear, the greater light absorption from the use of additive filters required brighter light sources to project, and was not practical to project over very long distances.