Small-angle surface-mounted COB light source with Fresnel lens

The utility model relates to the technical field of COB light sources, in particular to a small-angle surface-mounted COB light source with a Fresnel lens. According to the technical scheme, the small-angle surface-mounted COB light source with the Fresnel lens comprises a bottom bonding pad, a cera...

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1. Verfasser:	HUANG HONGZHU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY SEMICONDUCTOR DEVICES
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