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US 8,075,167 B2Granted
Optical film and illuminating device having the same
AssigneeLG Electronics Inc.
InventorYong Shu Shin
Life of this patent
Estimating the term…
Abstract
An optical film and an illuminating device having the optical film are provided. The optical film may include a first surface including a plurality of peaks and valleys formed from the plurality of peaks, a second surface opposite the first surface and a plurality of scattering patterns on the second surface. One of the scattering patterns may correspond to 3 to 6 peaks of the plurality of peaks on the first surface.
Claims16
An illuminating device comprising:
- a light source;
- and
- a light pipe for distributing a light emitted from the light source, the light pipe including an optical film that comprises:
- a first surface including a plurality of peaks and a plurality of valleys formed from the peaks,
- a second surface opposite the first surface, and
- a plurality of scattering patterns on the second surface, wherein one of the scattering patterns corresponds to 3 to 6 peaks of the plurality of peaks of the first surface,
- wherein the light pipe further includes a supporter to surround the first surface of the optical film and the supporter includes a plurality of protrusions and indentations formed as one integral body with the supporter.
4 more elements
A light pipe comprising:
- an optical film;
- and
- a supporter to surround the optical film;
- wherein the optical film comprises:
- a first surface including a plurality of peaks and a plurality of valleys formed from the peaks;
- a second surface opposite the first surface;
- and
- a plurality of scattering patterns on the second surface, wherein one of the scattering patterns corresponds to 3 to 6 peaks of the plurality of peaks of the first surface, and
- wherein the supporter includes a plurality of protrusions and indentations formed as one integral body with the supporter.
6 more elements
Dependencies are inferred from the claim text.