Illuminating device comprising spacer and automobile head lamp

The utility model relates to a lighting device (22). The object of providing a lighting device (22) comprising a light guide (28), wherein the amount of guided light is further optimized, is solved, wherein the lighting device (22) comprises: a light-emitting element (24) having a light-emitting sur...

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Bibliographic Details
Main Author GIERTH RAINALD
Format Patent
LanguageChinese
English
Published 03.06.2022
Subjects
BASIC ELECTRIC ELEMENTS
BLASTING
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF
HEATING
LIGHTING
MECHANICAL ENGINEERING
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
SEMICONDUCTOR DEVICES
STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR
WEAPONS
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Summary:The utility model relates to a lighting device (22). The object of providing a lighting device (22) comprising a light guide (28), wherein the amount of guided light is further optimized, is solved, wherein the lighting device (22) comprises: a light-emitting element (24) having a light-emitting surface (26); a light guide (28) having a light incident surface (30), the light guide (28) being configured to guide light emitted by the light emitting element (24) by means of total internal reflection; and a spacer (36) comprising a first face (38) and a second face (40), where the first face (38) is arranged in direct contact with the light incident face (30), where the second face (40) is arranged opposite the light emitting face (26), where the spacer (36) is arranged such that a minimum distance (d) between the light emitting face (26) and the light incident face (30) is 300 m or less, and wherein the spacer (36) is arranged such that a gap is provided at least in sections between the light emitting element (2
Bibliography:Application Number: CN201990001249U