Back to results
US 2018/0321487 A1Published application
Optical element and display device using the same
AssigneeChi Mei Visual Technology Corporation
InventorsHsin-Wen CHANG, Hung-Yu LIN, Yung-Pin CHEN
Life of this patent
Estimating the term…
Abstract
An optical element including a first pattern is provided. The first pattern includes a plurality of light deflection regions arranged along at least one set of first tracks in a first direction, and each first track is a waveform track having a first period T1 and a first amplitude A1.
Claims20
An optical element, comprising:
- a first pattern, comprising:
- a plurality of light deflection regions arranged along at least one set of first tracks in a first direction, wherein each first track is a waveform track having a first period T1 and a first amplitude A1.
An optical element, comprising:
- a film;
- and
- a plurality of light deflection regions arranged on the film, wherein each light deflection region comprises a diffraction structure having two or more than two types of periods.
Dependencies are inferred from the claim text.