Precision light,
veg to harvest.
Lucius builds high-performance LED grow lights for commercial growers — led by the red-rich R-series flagships, FLEX R and BAR R, with OSRAM diodes up to 3.5 µmol/J. Spectrum tuned to the job, controller-ready, engineered by Dome Group.
- OSRAM
- LED diodes
- 3.5
- µmol/J efficacy
- 0–10V
- Controller-ready
FLEX RFlagship fixtures
Shop by where you grow — or let us spec it.
Browse by application
Match a fixture to your type of farm — indoor room, glasshouse, vertical racking or trolley — and see the Lucius lights that suit how you grow.
Explore applicationsLighting services
Hobby grower? Size a room with the quick light calculator. Commercial or glasshouse? Request a full professional lighting simulation from the Dome team.
See servicesEngineered for the commercial room.
OSRAM diodes
Tier-one OSRAM horticultural diodes across the entire LED range, at up to 3.5 µmol/J.
Spectrum tuned to the job
R for flower & yield, W for a natural working light, RW balanced — every LED a full 400–700 nm spectrum, up to 3.5 µmol/J.
Controller-ready
Dimmable and controllable end-to-end via the Lucius Light Management Controller and 0–10V.
Dome Group engineered
Designed, supplied and supported by Dome Group across Australia, New Zealand and the US.
Specifying a room?
Talk to Dome Group about fixtures, layouts and trade supply for your grow room.