There is provided a heat ray absorbing lamp cover that exhibits excellent transparency and antifogging property to light sources that causes less temperature rise of a cover due to lamp irradiation, such as an LED light source and a semiconductor laser. The heat ray absorbing lamp cover has an average visible light transmittance of 75% or more, an average near-infrared light transmittance of 75% or less, and a haze of 3.0% or less.
HEAT RAY ABSORBING LAMP COVER
30.11.2017
Patent
Elektronische Ressource
Englisch
IPC: | F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / F21W Index-Schema in Verbindung mit den Unterklassen F21K, F21L, F21S und F21V, betreffend den Gebrauch oder Einsatz von Leuchten oder Beleuchtungssystem , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS |
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