Anti-glare device for projector

Anti-jam linear leadscrew drive and devices utilizing the drive

Aperture card reader with automatic and manual card feed

Aperture control mechanism, particularly for planetarium project

Apparatus and method for a projection device wherein the...

Apparatus and method for creating optical illusion effects

Apparatus and method for displaying floor, ceiling and wall cove

Apparatus and method for displaying floor, ceiling, and wall cov

Apparatus and method for driving light source of projector

Apparatus and method for driving light source of projector

Apparatus and method for focusing a projected image

Apparatus and method for generating an image

Apparatus and method for generating and projecting...

Apparatus and method for image projection using dichroic...

Apparatus and method for integrating light from multiple...

Apparatus and method for producing 3-dimensional images

Apparatus and method for producing 3-dimensional images

Apparatus and method for producing three-dimensional images from

Apparatus and method for projecting a 3D image

Apparatus and method for projecting identifying information...