Patent ID: 9523905
Filing Date: 2016-12-20
CPC Classification: G02B,G03B,H04N,Y10T

Claim Text:
1. A method to manufacture a projection device, comprising: fixing the positions of a red light source, a green light source and a blue light source, the red light source, the green light source and the blue light source to emit red, green and blue light beams, respectively; providing a mirror, the mirror to reflect the red, green and blue light beams and to oscillate to scan the red, green and blue light beam across a display screen; positioning an optical component to deflect the red, green and blue light beams to the mirror; and adjusting the optical component to compensate for variation between the direction in which the red, green and blue light beams are output from the red light source, the green light source and the blue light source to direct each of the red, green and blue light beams to the same point on the mirror, wherein the mirror to scan the red, green and blue light beams to the same point on the display screen.