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The use of honeycomb louver in LED lighting
time2021/06/18
- The most common use of the hex louver is the reduction of the glare of the light source and luminaire.
Hexcel louvers - also “hex louvers,” named after the hexagon (6 equal sides) shaped cells that make up the louver is a series of blades or slats arranged to regulate air or light going through. Another name for them is “honeycomb louvers” as their shape looks very much like a honeycomb.
The most common use of the hex louver is the reduction of the glare of the light source and luminaire.
The use of a hex louver can generate unwanted hexagonal shadows, particularly when luminaire is directed to close, flat and white surfaces. In these cases, the use of a diffusing lens is recommended.
The images below show a fixture with a hex louver and clear glass (left) and with a solite lens added above the hex louver (right).
Chart showing losses of output and reduced beam angles while using a hex louver.
Chart showing losses of output and reduced beam angles while using a hex louver.
