- 更多网络例句与调焦相关的网络例句 [注:此内容来源于网络,仅供参考]
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The focuser has a TON of focus travel - most likely for astrophotography.
调焦座的调焦行程很大——这很大程度上是为天体摄影而设计的。
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Last, the paper discussed the technique of real time examining and automatism focusing. Furthermore, some expectations were proposed which would improve the function of the system.
最后,根据系统的具体运转情况,对次镜调焦过程中的实时检测以及自动调焦方法进行了探讨,对项目下一步的功能改进提出了几点期望。
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In this paper, the special focussing form equivalent to move cross hair has been introduced, analyzed on theory and compared with internal focussing. We think that it will have a very important development in future.
本文介绍这种与移动十字丝调焦等效的外调焦方式,从理论上进行了分析,并且与内调焦进行了比较,认为它是很有发展前途的一种调焦方式。
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Focuser: The 160EDF comes standard with our 4 greaseless focuser, which was designed to hold all types of heavy equipment, while still moving smoothly without image shift.
调焦:该160EDF标配的4greaseless调焦,它的目的是掌握各类重型设备,同时还提出,而形象的转变顺利。
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This device is characterised by that its beam-splitter unit is the above described one, the first focusing elements (24) are placed at two opposite sides as seen from the direction of the beam arriving to the semitransparent reflective surfaces of the optical beam-splitter unit (22) i.e. from the receiving direction (5) and the common optical axis (23) of the first focusing elements (24) is at right angles to the receiving direction; outside the first focusing elements (24) on both sides a mirror is placed in front of each eye, and the semitransparent reflective surfaces of these mirrors enclose an angle delta 45 DEG +-15 DEG with the above mentioned optical axis (23), and the intersection line of these reflective surfaces is parallel to the mirror crossing intersection line (4) of the semitransparent reflective surfaces.
该双目图像显示装置的特征是其光学分束器单元是所述的单元,从到达光学分束器单元(22)的半透明反射面的光束方向看,即从接收方向(5)看,第一调焦元件(24)放置在相对的两侧,并且第一调焦元件(24)的共同光轴(23)垂直于接收方向;在位于两侧的第一调焦元件(24)的外面反射镜放置在每一只眼睛的前面,并且这些反射镜的半透明反射面与所述共同的光轴(23)围成夹角δ45°±15°,并且这些反射面的交线平行于半透明反射面的交叉反射镜交线(4)。
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Compared with the conventional 2-D coordinate measuring systems, the new system has great improvement at measuring speed, aiming accuracy, measuring function and degree of automation The new system consists of two parts image measuring system of displacement and image autofocusing and aiming system The displacement measuring system in which CCD camera is used for locating the optical scale not only processes the advantages of absolute code measuring system powerful noiseproof feature, good long-time stability, easily compensated ruling error of optical scale, but also has the advantages of morden numerical systems easy numeralization and intelligence The autofocusing and aiming system in which CCD camera is applied for gaining the defocusing information and edge location information of workpiece enjoys the advantages of fast autofocusing, accurate result, high accuracy of edge detection and wide range of measured parameters, etc The feasibility of the new 2-D measuring system is analyzed in this thesis and related parameters are calculated.
详细本文在分析了现有二维中小尺寸测量系统中,光学仪器的光学读数系统和调焦、瞄准系统的优缺点之后,结合现代数字化仪器的优缺点,提出研制一种新的二维图像测量机系统。与传统二维坐标测量系统相比,新型系统在测量速度、瞄准精度、测量功能及自动化程度等方面都有较大的提高。该系统由图像式位移测量系统和图像式自动调焦、瞄准系统组成。图像式位移测量系统采用CCD摄象机拾取光学线纹尺的位置信息,既具有传统光学式绝对码位移测量系统的优点—抗干扰能力强、长期稳定性好、光学标尺误差易于补偿等优点,又具有现代化数字仪器易于微机化、智能化的优点。
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Results:As the quality of focimeter is directly related to the vision health of consumers, International Organization of Metrology Legal and Chinese government have listed focimeter as compulsive metrological instrument under test.
结果和结论:眼镜片或角膜接触镜的顶焦度与光学透镜的光焦度是两个不同的定义;手动调焦式焦度计的测量误差是固有的、客观存在的,与顶焦度和光焦度的定义差异无关。
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The results show that these functions have better unimodality, same adjusting focus range and accuracy, but the functions related with gradient are too slow to use in the numerical quasi-real time reconstruction.
结果表明,这些函数都具有较好的单峰性、一致的调焦范围和准确性,但与梯度运算相关的调焦函数运算时间太长;傅里叶频谱函数调焦速度最快,是首选的聚焦评价函数。
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Based on the geometrical optics, the thesis first analyzes the basic principles of out-of-focus, summarizes the basic flow of automatic focusing, points out that focusing evaluation function and focusing control strategy are two basic technologies in automatic focusing of image method. The thesis lists most of focusing evaluation functions and explains how to implement different control strategies.
本文首先用几何光学理论分析了离焦产生的基本原理,深入研究了图像法自动调焦的关键技术,指出调焦评价函数和调焦控制策略的选取是图像法自动调焦的两项核心技术,并按类别介绍了已有的各种调焦评价函数、控制策略实现方法。
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Based on the electronic focus technology development of state-of-the-art,the paper suggested a complete apparatus s cheme ofauto-focus based on SSPD(self-scanned photodiode array)and 8098 singl e chipprocessor,giving out a focus criterion algorithm based on image high freq uencystatistics.The function of auto-focus of both reflected and transparent o pticalmicroscope was realized.Meanwhile some corresponding problems such as sta bility of lightsource,step motor driving etc.were also discussed,which greatly improved the accuracy andreliability of the system.
文摘:在介绍与分析了国内外电子调焦系统的技术发展与现状的基础上,提出了一种基于SSPD与8098单片微处理器自动调焦的整体技术方案,给出了基于图像高频成分统计的聚焦判识算法,在此基础上实现了反射式与透射式光学显微镜的自动调焦,同时对系统的可靠性有关的其它相关问题如光源稳定性、步进电机驱动等问题也进行了讨论。
- 更多网络解释与调焦相关的网络解释 [注:此内容来源于网络,仅供参考]
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Focalization:调焦,焦距调整
focal zone 聚焦带 | focalization 调焦,焦距调整 | focalizer 调焦器
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automatic focusing:自动调焦
automatic focus 自动对焦 | automatic focusing 自动调焦 | automatic focusing device 自动聚焦装置
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pancratic lens:可调焦透镜
pancratic eyepiece 可调节目镜 | pancratic lens 可调焦透镜 | pancratic magnification 可调倍调率
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pancratic lens:可调光焦透镜,可调焦透镜,可调节物镜
pancock coil 旋管 | pancratic lens 可调光焦透镜,可调焦透镜,可调节物镜 | pancreas hormone 胰岛激素
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focussing:调焦
焦点 focus | 调焦 focussing | 调焦环;对焦环 focussing ring
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focussing ring:调焦圈,对光环
focussing mechanism 调焦装置 | focussing ring 调焦圈,对光环 | focussing scale 对焦刻度表
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focussing ring:调焦环;对焦环
调焦 focussing | 调焦环;对焦环 focussing ring | 调焦螺旋;对焦螺旋 focussing screw
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focussing mechanism:调焦装置
focussing knob 调焦钮 | focussing mechanism 调焦装置 | focussing ring 调焦圈,对光环
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focussing knob:调焦钮
flushing spoon 冲洗匙 | focussing knob 调焦钮 | focussing mechanism 调焦装置
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focussing glass:调焦屏,毛玻璃板
focussing 聚焦法,对光 | focussing glass 调焦屏,毛玻璃板 | focussing knob 调焦钮