To calculate the PROLED luminaires in DIALux, the plug-in can be downloaded here. Select "Save this program". You can then install it by starting the file “PROLED Offline Plugin for DIALux.exe”.
DIALux is a well known, popular and extensive light calculation program with many possibilities and 3D-Displays of rooms. You can download the program on the website of DIAL (www.dial.de).
The PROLED DIALux Plug-in is also available as a Online-WEB version: catalogue.dialux.com/proled