Download Dialux Evo _verified_ -

Calculates illuminance (direct, indirect, average) and glare metrics like the Unified Glare Rating (UGR).

Yes. DIAL GmbH is a German company funded by the lighting industry. They do not charge users; they charge manufacturers to certify their luminaire data. You never hit a paywall or a trial expiration. download dialux evo

Once you download the .exe file (approx. 2.5–3 GB), follow these steps: Calculates illuminance (direct