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Projection device

A projection device and projection technology are applied in the direction of image reproducer, projection device, optics, etc. of the projection device, which can solve the problems of incomprehension and incompleteness, and achieve the effect of solving the incompleteness and incomprehension and improving the quality of projection.

Inactive Publication Date: 2009-09-30
KEXIANG ELECTRONICS SHENZHEN +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The technical problem to be solved by the embodiments of the present invention is to provide a projection device, which can solve the problem of incomplete and out-of-image projection, and improve the projection quality.

Method used

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Embodiment Construction

[0012] An embodiment of the present invention provides a projection device, such as figure 1 As shown, it mainly includes a spherical mirror 101, a spherical screen 102 arranged at the front end of the spherical mirror 101, and a projector main body 103 for projecting image information on the spherical screen 102 through the spherical mirror 101, which can solve the problem of incomplete and imageless projection. , to improve the projection quality.

[0013] figure 2 It is a schematic diagram of a specific embodiment of the projection device of the present invention. With reference to this figure, the projection device mainly includes:

[0014] The spherical mirror 201, specifically, the spherical mirror 201 can be a super wide-angle lens, and its angle value ranges from 120 degrees to 195 degrees, and the value is 120 degrees, 150 degrees or 195 degrees, etc., and the projection effect is better when the value is 150 degrees;

[0015] The spherical curtain 202 arranged at ...

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Abstract

The invention relates to a projection device comprising a spherical mirror, a spherical screen arranged in the front spherical screen and a projector main body for projecting the image information on the spherical screen through the spherical mirror. The projection device can improve the projecting quality and solves the problem of incomplete and non-visual projection.

Description

technical field [0001] The invention relates to a projection device. Background technique [0002] In the use of existing projection devices, planar projection and hemispherical projection are basically used, and the content of the spherical surface or sphere is incomplete and imageless during projection. Contents of the invention [0003] The technical problem to be solved by the embodiments of the present invention is to provide a projection device, which can solve the problem of incomplete and imageless projection and improve projection quality. [0004] In order to solve the above technical problems, the embodiment of the present invention adopts the following technical solutions: [0005] A projection device comprising: [0006] A spherical mirror, a spherical screen arranged at the front end of the spherical mirror, and a projector main body for projecting image information on the spherical screen through the spherical mirror. [0007] The beneficial effects of th...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G03B21/00G02B27/18H04N9/31
Inventor 杜湧滨钱志军胡治耘吴景辉
Owner KEXIANG ELECTRONICS SHENZHEN
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