By 1932, general color photography had nearly been abandoned by major studios, until Technicolor developed a new advancement to record all three primary colors. Utilizing a specialdichroic beam splitter equipped with two 45-degree prisms in the form of a cube, light from the lens was deflected by the prisms and split into two paths to expose each one of three black-and-white negatives (one each to record the densities for red, green, and
By 1932, general color photography had nearly been abandoned by major studios, until Technicolor developed a new advancement to record all three primary colors. Utilizing a specialdichroic beam splitter equipped with two 45-degree prisms in the form of a cube, light from the lens was deflected by the prisms and split into two paths to expose each one of three black-and-white negatives (one each to record the densities for red, green, and