USING MEMs LOUVERS TO CHANGE AN ANGLE OF LIGHT FOR AUGMENTED OR VIRTUAL REALITY
Configurations are disclosed for presenting virtual reality and augmented reality experiences to users. The system may comprise an image-generating source to provide one or more frames of image data in a time-sequential manner, a light modulator configured to transmit light associated with the one or more frames of image data, a substrate to direct image information to a user's eye, wherein the substrate houses a plurality of reflectors, a first reflector of the plurality of reflectors to reflect transmitted light associated with a first frame of image data at a first angle to the user's eye, and a second reflector to reflect transmitted light associated with a second frame of the image data at a second angle to the user's eye.
1 . A system for displaying virtual content, comprising:
a light generating source to provide light associated with one or more frames of image data, wherein the light generating source is a spatial light modulator;
an array of micro-electro-mechanical (MEMs) louvers, wherein the MEMs louvers are housed in a substantially transparent substrate, and wherein the MEMs louvers are configurable to change an angle at which light is delivered to a pixel, and wherein the angle of a first pixel delivered to the user is different from a second pixel delivered to the user.
2 . The system of claim 1 wherein the at least one optical component comprises a first array of micro-electro-mechanical system (MEMS) louvers.
3 . The system of claim 1 wherein the array of MEMS louvers comprises a plurality of substantially opaque louvers carried by an optically transparent substrate.
4 . The system of claim 1 wherein the array of micro-electro-mechanical system (MEMS) louvers has a louver pitch sufficiently fine to selectably occlude light on a pixel-by-pixel basis.
5 . The system of claim 1 , further comprising at least one optical component of the occluder comprises a second array of MEMS louvers, the second array of MEMS louvers in a stack configuration with the first array of MEMS louvers.
6 . The system of claim 1 wherein the array of MEMS louvers comprises a plurality of polarizing louvers carried by an optically transparent substrate, a respective polarization state of each of the louvers selectively controllable.
7 . The system of claim 1 wherein the louvers of the first and the second arrays of MEMS panels are polarizers.
8 . The system of claim 1 wherein the at least one optical component of the occluder comprises a first array of micro-electro-mechanical system (MEMS) panels mounted for movement in a frame.
9 . The system of claim 1 wherein the panels of the first array of MEMS panels are slidably mounted for movement in the frame.
10 . The system of claim 1 wherein the panels of the first array of MEMS panels are pivotably mounted for movement in the frame.
11 . The system of claim 1 wherein the panels of the first array of MEMS panels are both translationally and pivotably mounted for movement in the frame.
12 . The system of claim 1 wherein the panels of moveably to produce a moire pattern.
13 . The system of claim 1 wherein the at least one optical component of the occluder further comprises a second array of MEMS panels mounted for movement in a frame, the second array in a stack configuration with the first array.
14 . The system of claim 1 wherein the panels of the first and the second arrays of MEMS panels are polarizers.
15 . The system of claim 1 wherein the at least one optical component of the occluder comprises a reflector array.