色差-经常在折射望远镜的物镜上出现,是因为透镜不能把不同波长(颜色)的光聚焦到一点而形成的。
Chromatic Aberration — usually associated with objective lenses of refractor telescopes, is the failure of a lens to bring light of different wavelengths (colors) to a common focus.
从光的衍射理论和几何成象理论出发,分析研究了显微物镜焦平面附近小孔光栏的衍射和象平面位置上的成象。
From the theory of light diffraction and geometrical optics, aperture diffraction near the focal plane of microscope objectives and imaging on the image plane are studied.
在显微物镜的成象光路中,增加一块振荡反射镜,使被测线宽的放大象相对窄缝扫描,将光学边界信息转变为梯形电脉冲。
Bying adding an oscillator mirror in the imaging path, thus the enlarged image will be scanned by the narrower slit, and the optical boundary information is converted into gradient electrical pulse.
依据新配置的光应力系统试验要求,需设计一套大视场、宽光谱、长焦距的微光准直物镜。
Based on the new configuration of optic stress system, we need to design a wide bands and long focal night vision collimating lens.
控制器经聚焦单元驱动物镜,并且检测在当在聚焦方向上驱动物镜时得到的反射光信号中的波峰。
A controller drives the objective lens via a focusing unit, and detects peaks in the reflected light signal obtained when the objective lens is driven in a focusing direction.
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。
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。
The image quality evaluation for diffraction-limited optical synthetic aperture imaging system is analyzed with two-point resolution and optical transmission function (OTF).
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