| 摘要 |
<p>Method and system for providing condensers (150) for use in a video projection system which are physical compact, has high collection efficiency and is configured to spatially homogenize the light beam is provided. Additionally, the condensers are (100, 150) configured to output a light beam with the proper physical size and shape, as well as with the proper format, and further, configured to remove the unwanted ultraviolet and infrared light, while being physically rugged, and inexpensive and easy to manufacture in high volume.</p> |
