| 摘要 |
<p>The present invention relates to an LED lighting device which is characterized by comprising a substrate; an LED package installed on the substrate, and including an LED device; and a lens-type cover converting a light of the LED device, and protecting the LED device, wherein the lens-type cover includes a cover body including an incident surface where light is incident, and an emitting surface where light is emitted; a first sheet attached on the incident surface, and diffusing the light; and a second sheet attached on the emitting surface, and controlling a radiation angle of the light to be 80-110°by including a Fresnel pattern on the surface.</p> |
