Lighting Tools
Browse all available lighting tools.
Available tools
- Beam Angle Calculator Calculate the full beam angle from the beam diameter measured at a known distance from the light source.
- Candela to Lumens Calculator Estimate luminous flux from luminous intensity and the full angle of an ideal uniform conical beam.
- Candela to Lux Calculator Calculate illuminance from luminous intensity and distance for an ideal point source aimed perpendicular to the surface.
- Foot-Candle Calculator Calculate average illuminance in foot-candles from lumens distributed uniformly across an area in square feet.
- Lighting Layout Calculator Estimate the number of light fixtures needed for a rectangular room using the lumen method and explicit utilization and maintenance factors.
- Lumens to Lux Calculator Calculate average illuminance from luminous flux distributed uniformly across a known surface area.
- Room Lighting Calculator Calculate the luminous flux required to reach a target average illuminance across a rectangular room.
- Throw Distance Calculator Calculate how far a light must be from a surface to produce a specified beam diameter at a known full beam angle.