Projection display apparatus and its projection method
A projection display and projection technology, which is applied to the image reproducer of projection devices, projection devices, televisions, etc., can solve the problems of bulky equipment, complicated design and manufacture of color LCD screens, etc., and achieves simple operation, guaranteed clarity, The effect of reducing the volume
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[0028] The projection display device and projection method thereof of the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0029] Such as Figure 2 to Figure 4 As shown, the projection display device of the present invention includes an emitter 10 and a reflector 14, wherein the emitter 10 is composed of a light source 11 integrating red, green, and blue small lamps and a convex lens respectively positioned at the front and back of the light source 11 12. Composed of a concave mirror 13, the light source 11 is located at the focal point of the convex lens 12, and the rear concave mirror 13 can ensure that most of the beam energy of the three-color light source 11 is emitted. The switch and brightness of the three small lamps in the light source 11 are controlled by the micro control unit. According to the principle of three primary colors and under the coordination of the micro control unit, the emitter 10 can combine...
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