Led unit
AssigneesFu Zhun Precision Industry (Shen Zhen) Co., Ltd., Foxconn Technology Co., Ltd.
InventorsChin-Chung Chen, Hai-Wei Zhang
Life of this patent
Estimating the term…
Abstract
An LED unit includes a reflector, an LED mounted in the reflector, and a lens detachably mounted within the reflector and covering the LED. The reflector includes a bottom plate in which the LED is received, an annular sidewall and a tapered sidewall interconnecting the annular sidewall and the bottom plate. The lens includes a disk and dome protruding upwardly from the disk. The reflector forms a pair of buckles at two opposite sides thereof to abut against the disk, thereby fixing the lens therein. A bottom face of the disk confronting the LED and a top face of the dome remote from the LED are all aspheric surfaces.
Claims20
An LED unit, comprising:
- a reflector;
- an LED received in the reflector;
- and
- a lens detachably fixed in the reflector and covering the LED;
- wherein the lens has a bottom face facing the LED and a top face away from the LED, at least one of the bottom face and the top face of the lens is an aspheric surface.
An LED unit, comprising:
- a housing enclosing a conical space;
- an LED attached in the housing at a narrow end of the conical space;
- and
- a lens secured in the housing at a middle portion of the conical space, wherein the lens, the LED and the housing are coaxial, and a face of the lens facing the LED is an aspheric surface.
Dependencies are inferred from the claim text.