Developing photograph (image 2 of 2). Black and white print appearing while being washed in developer in a darkroom. When a photograph is taken,a negative is made of the image (lighter areas appear dark and vice- versa). The negative is then exposed onto photographic paper,which is coated in silver- halide ions. White light displaces the ions. The paper is then washed with developer,which is a reducing agent. It converts the silver ions to silver metal,forming the dark areas of a black and white photograph. Only red light can be used in a darkroom when developing photographs because white light would distort or destroy the photographic image | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / De Schwanberg, Victor |
Bildgröße: | 4422 px × 4316 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |