Linear light source of amplifying light focal length range
A linear light source, focal length technology, used in electroluminescent light sources, light sources, electric light sources, etc.
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[0023] In the following, specific embodiments are described in detail with reference to the accompanying drawings, so that it is easier to understand the purpose, technical content, features and effects of the present invention.
[0024] Although the basis of the present invention is based on the aforementioned Taiwan Patent No. 169467 and Application No. 92116083, further structural changes can not only improve the brightness and uniformity of the overall light output, but also improve the focal length range of the light. , in the application of image devices such as scanners, photocopiers, etc., it has better output effects.
[0025] Firstly, the three-dimensional structure of the linear light source 1 of the present invention is shown in FIG. 4 , which mainly includes a light source assembly 10 , a light guide rod 20 and a reflective sleeve 30 covering the light guide rod. In order to clearly illustrate the structure of the present invention, please also refer to the explod...
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