Honeycomb grids control the spill of the light, by attaching to the front of the fixture. Honeycomb Grids cause some loss of light output. This is a Lowel 20 Degree Honeycomb Grid for Prime 400 LED Light. Grids control spill light and tunnel it forward so it falls where you want it and keeps it from areas that you don't. The lower the degree rating of the grid, the more it tunnels the light.
Beam Angle: 20deg.
Light Loss: 54%
Compatibility: Lowel Prime 400 LED Light