Patent ID: 11867921
Assignee: META PLATFORMS TECHNOLOGIES, LLC
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC F  G  H

Claim 8:
9. A method, comprising:
outputting illumination light from a light source;
receiving the illumination light at a curved reflector;
reflecting, at the curved reflector, at least a portion of the illumination light;
reflecting, at an optical element, the at least a portion of the illumination light reflected by the curved reflector toward the curved reflector;
transmitting, through the curved reflector, the at least a portion of the illumination light reflected by the optical element; and
receiving the at least a portion of the illumination light at a spatial light modulator,
wherein the optical element defines an aperture and at least a portion of the light source is disposed inside the aperture of the optical element.