for a specific calculation (like street lighting). Finding manufacturer plugins for your favorite brands. Troubleshooting installation errors on Windows 10 or 11. DIALux: the worldwide leading lighting design software
DIALux 4.13—often referred to by users as —is the legacy powerhouse of lighting design software. While DIALux evo is the current flagship, the "classic" version remains essential for professionals managing emergency lighting, outdoor projects, and legacy data. What is DIALux 4?
It supports LDT and IES files from almost all major lighting manufacturers. dialux 43
You can import floor plans to build 3D environments directly on top of architectural drawings. DIALux 4 vs. DIALux evo
It features a dedicated module for calculating escape routes and anti-panic lighting according to EN 1838 standards. for a specific calculation (like street lighting)
To begin your design, you can download the latest version of the classic software directly from the DIALux Download Page . Once installed, you simply import your luminaire files (IES/LDT) and define your room geometry to see real-time lux levels and uniformity ratios. 🚀 If you'd like, I can help you with:
Despite the rise of 3D-heavy software, DIALux 4 remains popular because of its precision and specific toolsets. It supports LDT and IES files from almost
If you are choosing between the legacy "4.x" version and the modern "evo," here is how they differ: DIALux 4 (Classic) DIALux evo Room-by-room focus Entire building/site focus Graphics Simple 3D visualization High-end raytracing Standards Legacy and specific local codes Latest global standards Complexity Faster for simple rooms Better for complex architecture Why Professionals Still Use "4.3"
DIALux is a free, professional-grade software used to calculate and visualize lighting for indoor and outdoor spaces. It is developed by , a German lighting technology company.