Trommelformet linse for lanterne, og lanterne med trommelformet linse
According to the invention a beacon lantern and a lens (1) for the same with improved light transmission factor are provided which is easy to manufacture and uses LEDs as light source. The lantern comprises a light source (10) of a plurality of LEDs radially distributed on a horizontal circumference...
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Format: | Patent |
Sprache: | nor |
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