It's Agfa Gevaert PRINTON DCL 1501. Previous owner used it to make films for (l think) off set printing. What was it's intended use? I don't know. The only thing l found on-line was, that lamps are still available for this machine, and this patent, that in section 0045 mentione this exact machine
http://www.google.com/patents/EP0328787A1?cl=en

Marko