滤光 meaning in English
filtration
light-filtering
optical filtering
Examples
- The filters would have to absorb nearly all the energy .
滤光片几乎要吸收全部能量。 - It includes topics such as spatial frequency filtering, holography .
它包括空间频率滤光、全息摄影。 - A satisfactory approximation to monochromatic light can be obtained with a filter placed in front of the arc .
在碳弧前面放一个滤光片就可以得到令人满意的近单色光。 - It will then be possible to block all of the peaks but one, by using absorbing filters of colored glass or gelatin .
利用彩色玻璃或彩色胶片的吸收滤光片，就可以把别的峰都挡掉而只留下一个峰。 - Personal eye - protection - automatic welding filters
人员护目装置.自动焊接滤光镜