Optical display systems and methods
Optical display systems and methods are disclosed.
1. An optical display system, comprising:
a microdisplay having a surface; and
at least one light emitting device, the at least one light emitting device including:
a multi-layer stack of materials including a light generating region, and a first layer supported by the light generating region, a surface of the first layer being configured so that the light generated by the light generating region can emerge from the light emitting device via the surface of the first layer, the surface of the first layer defining at least a portion of an emission surface;
wherein a ratio of an aspect ratio of the surface of the microdisplay and an aspect ratio of the emission surface is from about 0.5 to about two.
2. The optical display system of claim 1 , wherein the ratio of the aspect ratio of the surface of the microdisplay and the aspect ratio of the emission surface is from about 9/16 to about 16/9.
3. The optical display system of claim 1 , wherein the ratio of the aspect ratio of the surface of the microdisplay and the aspect ratio of the emission surface is from about 3/4 to about 4/3.
4. The optical display system of claim 1 , further comprising at least one optical component disposed between the at least one light emitting device and the microdisplay.
5. The optical display system of claim 4 , wherein the at least one optical component is a lens.
6. The optical display system of claim 1 , wherein the aspect ratio of the microdisplay is selected from a group consisting of 640×480, 800×600, 1024×700, 1024×768, 1024×720, 1280×720, 1280×768, 1280×960, 1920×1080 and 1280×1064.
7. The optical display system of claim 1 , wherein a shape of the surface of the microdisplay is rectangular, circular, trapezoidal, triangular, square, elliptical, or hexagonal.
8. The optical display system of claim 7 , wherein a shape of the emission surface is rectangular, circular, trapezoidal, triangular, square, elliptical, or hexagonal.
9. The optical display system of claim 1 , wherein a shape of the emission surface is rectangular, circular, trapezoidal, triangular, square, elliptical, or hexagonal.
10. The optical display system of claim 1 , wherein a shape of the surface of the microdisplay is rectangular and a shape of the emission surface is rectangular.
11. The optical display system of claim 1 , wherein a shape of the surface of the microdisplay is square and a shape of the emission surface is square.
12. The optical display system of claim 1 , wherein at least one of the light emitting devices is a non-lambertian light emitting device.
13. The optical display system of claim 1 , wherein at least one of the light emitting devices is a photonic lattice light emitting device.
14. The optical display system of claim 1 , wherein the emission surface has a dielectric function that varies spatially according to a pattern, and the pattern has an ideal lattice constant and a detuning parameter with a value greater than zero.
15. The optical display system of claim 1 , wherein the emission surface has a dielectric function that varies spatially according to a nonperiodic pattern.
16. The optical display system of claim 1 , wherein the emission surface is defined by an array of light emitting devices.