COMPUTER DARKROOM II v2.00\-Reduce the cost of photographic printing. Make one test print only. COMPUTER DARKROOM will calculate the new exposure time for changes in f-stop, magnification, paper type, contrast grade or filters, exposure factor, and color correcting filters. Balck & white negatives, color negatives, and color slides. Easy to use interface, mouse support, creates a database, large database of paper types.