利用吸收或折射掉不需要的成分，把非单色光束变成单色光束的装置。
A device for converting heterogeneous beam of radiation to homogeneous beam by absorption or refraction of unwanted components.
本文研究并设计的基于三色彩色CCD的多功能测量系统不仅很好的弥补了这一缺陷，而且也能完成单色CCD测量系统的测量功能。
This research and design based on three-color multi-function color CCD measuring system is not only good to make up for this flaw, but also to complete the monochrome CCD measuring system functions.
本文研究并设计的基于三色彩色CCD的多功能测量系统不仅很好的弥补了这一缺陷，而且也能完成单色CCD测量系统的测量功能。
This research and design based on three-color multi-function color CCD measuring system is not only good to make up for this flaw, but also to complete the monochrome CCD measuring system functions.
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