Projection system and light pipe thereof
A technology of projection system and light guide, applied in the field of projection system and its light guide, which can solve the problems of rising ambient temperature, small bearing surface, deterioration and embrittlement of adhesive 122, etc., and achieve the effect of optimal structural strength and uniform light brightness
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[0067] In order to further explain the technical means and effects that the present invention adopts to achieve the intended purpose of the invention, below in conjunction with the accompanying drawings and preferred embodiments, the specific implementation, structure, characteristics and details of the projection system and its light guide proposed according to the present invention will be described below. Its effect is described in detail below.
[0068] First, see image 3 Shown in order to illustrate the light guide 2 of the first embodiment of the present invention. In this embodiment, the light guide 2 has a light guide body 21 and a first reinforcing element 22 .
[0069] like image 3 As shown, the light pipe body 21 has an inner surface 21a and an outer surface 21b, and the inner surface 21a of the light pipe body 21 forms a light channel 21c.
[0070] In this embodiment, the light guide body 21 is taken as an example with two first optical elements 211 and two se...
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