Near-eye display based on holographic waveguide
The present invention discloses a near-eye display based on a holographic waveguide, comprising: an optical waveguide and a group consisting of an array light source, an in-coupling optical element, a reflective spatial light modulator, and an out-coupling optical element which are disposed on both...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The present invention discloses a near-eye display based on a holographic waveguide, comprising: an optical waveguide and a group consisting of an array light source, an in-coupling optical element, a reflective spatial light modulator, and an out-coupling optical element which are disposed on both sides of the optical waveguide. The array light source and the in-coupling optical element are located on different sides of the optical waveguide. A human eye viewpoint position is located at the opposite side of the out-coupling optical element. The light emitted by the array light source is reflected by the in-coupling optical element, then irradiates the reflective spatial light modulator to be modulated by the reflective spatial light modulator, and then is reflected to the out-coupling optical element. The modulated light is output from the optical waveguide into human eyes by the out-coupling optical element. The reflective spatial light modulator and the array light source have synchronous driving signals. |
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