Projection light source transmission and light mixing and uniformizing system

Abstract

The invention discloses projection light source transmission and light mixing and uniformizing system. The projection light source transmission and light mixing and uniformizing system comprises lightsources and optical fiber bundles, wherein the light sources include a red light source (1); a green light source (2) and a blue light source (3), and the optical fiber bundles include a red light optical fiber bundle (4); a green light optical fiber bundle (5) and a blue light optical fiber bundle (6), wherein the red light optical fiber bundle (4); the green light optical fiber bundle (5) and the blue light optical fiber bundle (6) are uniformly polymerized to form a combined light optical fiber bundle (7); the output end of the right side of the light combining optical fiber bundle (7) isan optical fiber emergent end surface (8); and the light combining optical fiber bundle (7) is randomly arranged. According to the invention, the utilization rate of light source energy is improved, the lengths of the optical fiber bundles are adjustable, the optical fiber bundles can be bent at will, and the overall layout is convenient and flexible. The system structure is simple, the optical system is greatly simplified, the production and assembly process is greatly simplified, the requirement for workers is greatly reduced, and the production efficiency is greatly improved.

Description

technical field [0001] The invention relates to the technical field of light source transmission system and mixed transmission of different colored lights, in particular to a projection light source transmission and light mixing and uniform light system. Background technique [0002] In a projection system, light sources of various colors are usually used, the most basic ones are red, green, and blue three primary color light sources, which are converged and collimated through a complex optical path, and then color-mixed and light-mixed, and then the light spots are adjusted. Shaping and light uniformity to achieve the required spot shape for output, mainly including two types, namely, a typical three-color LED or a three-color laser projection system light source combined light and mixed light, a light uniform system and a typical laser projection system light source combined light mixed light, Uniform light system. At present, the above-mentioned two typical light combinin...

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Problems solved by technology

[0002] In a projection system, light sources of various colors are usually used, the most basic ones are red, green, and blue three primary color light sources, which are converged and collimated through a complex optical path, and then color-mixed and light-mixed, and then the light spots are adjusted. Shaping and light uniformity to achieve the required spot shape for output, mainly including two types, namely, a typical three-color LED or a three-color laser projection system light source combined light and mixed light, a light uniform system and a typical laser projection system light source combined light mixed light, Uniform light system. At present, the above-mentioned two typical light combining systems, light mixing systems and uniform light shaping systems of the above-mentioned projection light sources are all composed of very complex optical systems. The requirements are also very high, and assembly and debugging are difficult. In order to solve the above technical problems, a new technical solution is needed

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