"Oasis Entertainment, Inc." . . . . . . . . "Discussing the law of light and the reaction of light on any given form, as well as the qualities of light (direct light, spotlight, indirect light, etc.)."@en . "The subject is light"@en . . "Discusses the law of light and the reaction of light on any given form. Discusses the qualities of light (direct light, spotlight, indirect light)."@en . . "A photographer discusses the laws of light and the reaction of light on any given form, and shows how light can be used in photography."@en . . . . . . . . . . . . "The Subject is light"@en . . . . .