1·The effect of integral time on aperture function in linear detector push-broom imaging system is analyzed.
分析了线列推扫成像中，积分时间对采样孔径函数的影响。
2·When viewing extended objects, the apparent brightness seen in the eyepiece is a function only of aperture and magnification, it is not related to focal ratio.
当观察扩展光源时，目镜中所看到的亮度只跟孔径和放大率有关，它跟焦比并没有关系。
3·The brightness of stars (point sources) is only a function of telescope aperture-the larger the aperture, the brighter the images.
星星(点光源)的亮度只是望远镜孔径的函数-孔径越大，图像越亮。
4·Considering diffraction effect based on scalar theory, we deduced a formula for point spread function of the coded aperture and discussed the ring coded aperture in detail.
基于标量衍射理论，考虑衍射效应的条件下，从理论上推导了编码孔径点扩散函数的公式，并对环形编码孔径进行了详细的讨论。
5·Through advanced electronic light control (ELC) function, you can use in indoor applications fixed aperture lens.
通过先进的电子光线控制(elc)的功能，可以在室内应用时使用固定光圈镜头。
6·On the basis of field geology survey, the probability distribution function of joint aperture is fitted and the availability of the fitting is verified.
在现场地质调查的基础上，对节理开度的概率分布函数进行了拟合，并进行了假设分布的有效性检验。
7·The image quality evaluation for diffraction-limited optical synthetic aperture imaging system is analyzed with two-point resolution and optical transmission function (OTF).
本文就照相物镜的像质评价的几种方法，做了比较；设计了测量照相物镜光学传递函数的光路系统并进行实际测量。