英文摘要 |
Ever since the first picture was made in 1826 which was B/W film. Now in the beginning of 1990's, more than 95 color films are well involved in our life. However, the authentic beauty of B/W photography is still remained at the bottom of our heart. It is the basic motivation to research B/W film. In fact, no matter how brilliantly the color film is, the B/W film is found vividly not only in general purpose but in scientific, medical, and intellengent fields with impeccable witness of human development which enriches our ultimate imagination. The main topics are: 1. Discover the latest technology improvement of B/W film. 2. Analyze the application of B/W film. 3. Compare all kind of developers technology. |