Because DIAL GmbH now primarily focuses on promoting DIALux evo, finding the official classic version requires navigating to their archive or verified software repositories. Step 1: Secure the Setup File
It’s useful if you:
Dialux Evo feels like a simplified CAD program, focusing on rooms, furniture, and photorealistic rendering. Dialux 4.13.0.2 works exclusively with "workplanes," "luminaire arrangements," and "calculation surfaces." For engineers who need quick photometric results without interior design fluff, the classic version is faster.
DIAL GmbH shut down the Dialux 4 online catalogue server in 2019. You cannot download new luminaires directly from within the software anymore. You must import them manually from local files.
The software provides full 3D modeling capabilities, allowing you to create realistic representations of your lighting designs. You can view your projects from any angle, apply materials and textures to surfaces, and see how different lighting setups affect the overall appearance of a space.
DIALux 4.13 excels at street lighting projects. The software can calculate lighting for various road configurations, including one-way and two-way roads, curved roads, bridges, underpasses, and mixed-use roads. It supports the CIE 115 standard for road lighting calculations.
Some antivirus programs flag legacy installers because they modify system files. You can disable real-time protection for 10 minutes. (Re-enable immediately after install.)
Right-click the downloaded Dia41302.exe file and select "Run as administrator." This ensures it can write to C:\Program Files (x86) .