https://www.lightcalc.com/
LightCalc Lighting Design Software by Enviro-Systems and Michael De Luca CKD ASID NCIDQ
LightCalc lighting design software allows the architect, interior designer, builder to determine lamp selection and fixture spacing for general, task, and art...
https://app.lightcalc.io/
LightCalc
Plan, calculate, and optimize your lighting setups with precision using real-world camera, light, and diffusion data - trusted by DPs and gaffers worldwide.