Pause for a moment and think about the word "camera." What is the first image that comes to mind? For most people, the image that is evoked is of a modern day disposable camera or an SLR camera. The origins of the "camera" go much farther back than what most people encounter on a day to day basis. The first "Camera" resembles a small house to sit in rather than a portable light tight box. …showed first 75 words of 1259 total…

…showed last 75 words of 1259 total…replaced the "wet" collodian with a thin coating of gelatin and silver nitrate. Since the emulsion (light sensitive material on the film) was dry possibilities before impossible were unleashed. The need for the portable darkroom disappeared, the plates could be developed at any time. Also, by accident, when the plates were heated to dry the gelatin, it became more sensitive to light. This further decreased the exposure length needed to expose the film to light.