| 1. | The filters would have to absorb nearly all the energy .
滤光片几乎要吸收全部能量。 |
| 2. | It includes topics such as spatial frequency filtering, holography .
它包括空间频率滤光、全息摄影。 |
| 3. | 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。 |
| 4. | 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。 |
| 5. | Personal eye - protection - automatic welding filters
人员护目装置.自动焊接滤光镜 |
| 6. | The problems of verification of interfernce filter
有关干涉滤光片检定的几个问题 |
| 7. | Colour filter glass test methods chemical stability
滤光玻璃测试方法化学稳定性 |
| 8. | Light microscopes - specification for spectral filters
光学显微镜.光谱滤光器规范 |
| 9. | Personal eye - protection - automatic welding filters
个人眼睛保护.自动焊接滤光镜 |
| 10. | Lead and cadmium in optical and filter glass
光学玻璃及滤光玻璃中所用的铅及镉。 |
