Beacon lantern and lens for the same

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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Bibliographische Detailangaben
1. Verfasser:	ARIMURA, TADAHIRO
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS BLASTING ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY EQUIPMENT FOR SHIPPING FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF HEATING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED LIGHTING MECHANICAL ENGINEERING NON-PORTABLE LIGHTING DEVICES OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PERFORMING OPERATIONS PHYSICS RELATED EQUIPMENT SEMICONDUCTOR DEVICES SHIPS OR OTHER WATERBORNE VESSELS STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR SYSTEMS THEREOF TRANSPORTING VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS WEAPONS
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Beschreibung
Zusammenfassung:	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 and a cylindrical fresnel lens (1) converging beams of light in horizontal directions, in which the lens comprises a sheet-like, fine prism-shaped linear fresnel lens bent into the shape of a cylinder. Furthermore, the lantern comprises a top lid (18) and a lower lantern body (19), which are held with a prescribed distance therebetween by way of a center bolt, between said lid and lower lantern body a transparent cylindrical cover (2) is arranged, on the inner surface thereof is the rolled sheet-like linear fresnel lens joined therewith.