Play tunnel with surroundview display portals
Portable microfiche reader with foldup lens and mirror assembly
Portable microfilm reader
Portable microfilm reader
Portable, digital projector device and a system using the same
Projection device and screen
Projection display
Projection display device, and speckle reduction element
Projection screen
Projection system
Projection system
Projection system
Projection system and method
Projection television device and screen
Projection-type image display apparatus
Projection-type image display apparatus
Projector
Projector and the protector thereof
Projector case assembly
Projector system and video projection method