focus length meaning in English
焦点长度
Examples
- The thermal effect was studied . e designed a simple method to measure the thermal focus length of the crystal and gavehe thermal focus length of yb : gdcob in the experiment
分析了影响晶体热性能的几个因素，设计了一种测量热焦距的简单方法，并测得了yb : gdcob晶体的热焦距，进行了理论分析。 - This paper describes a new method to select these parameters , including to determine the focus length , relative aperture and field of view of new optical system in design by means of making reference to previous star sensors and their optical systems ; to forecast the acquiring probobility of star sensor in accordance with selected param eters ; to determine the principal design wavelength and spectral coverage by means of integrat ing the spectrum of stars
本文介绍一种确定光学系统参数的新方法，包括通过参考比较已有星敏感器及其光学系统特性来选取新光学系统焦距、相对孔径和视场；根据所选取的参数预计星敏感器的捕获概率；采用综合恒星光谱方法确定光学系统中心波长和光谱范围。