Display device

Details Display device Display device

G - Physics

03

B

88/46, 40/57, 88

G03B 21/10 (2006.01) G02B 17/02 (2006.01) G03B 21/11 (2006.01) G03B 21/62 (2006.01) H04N 5/74 (2006.01)

Patent

CA 1307110

ABSTRACT OF THE DISCLOSURE A display device includes equipment for projecting light onto a surface. The equipment includes a beam-splitter for effecting partial reflection and partial transmittance of an incident beam. On one side of the beam-splitter are a light source for directing light onto the beam-splitter and a mirror for directing back towards the beam-splitter light reflected therefrom. On the other side of the beam-splitter is a louvre for permitting passage therethrough of light of incident angle relative to a normal to the beam-splitter within a predetermined restricted range.

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