More than 800 LEDs and a diffusor plate positioned in front ensure an evenly illuminated area of 4×5 inch. There are two versions available.
1. Older Durst enlargers:
The LED light source replaces the condensers. The light characteristic changes to diffused. The system could be installed by the user.
2. Durst enlargers with a rectangular light source as shown in the picture.
The LED cold light source is installed by Heiland electronic into the enclosure send by the user. The condensers remain in the system. The light characteristic changes to intermediate between diffused and directed.