光学变焦
- 网络Zoom;optical zoom
![光学变焦](../cache/1328803.jpg)
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拍摄照片和视频时能使用3倍光学变焦,在iPhone13Pro上,光学变焦范围则高达6倍。
and 3X optical zoom for photos and videos for a total 6X optical zoom range on iPhone 13 Pro .
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首先全新77mm长焦摄像头支持3倍光学变焦,
starting with a new 77-millimeter telephoto camera with 3X optical zoom ,
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除了自动对焦和图像稳定外,它还采用超长期、内置40X光学变焦和广角镜头。
It features an ultra-long , built-in40X optical zoom and a wide-angle lens in addition to automatic focus and image stabilization .
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这架相机使用的是光学变焦还是数字变焦?
Does this camera have optical or digital zoom ?
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新型长焦摄像,具有三倍光学变焦,可以拍更近的特写。
The new Telephoto camera has three times optical zoom for even closer close-ups .
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光学变焦是实打实的变焦,不会影响照片的成像质量;
Optical zoom is the real deal of the zoom will not affect the image quality of photos ;
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光学变焦可以真正得到一个更近的镜头,而数字变焦基本上只是把图像裁切得更紧凑。
Optical zoom actually gets a closer shot , while digital zoom essentially just crops an image tighter .
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它还具备自动昼夜转换,12倍光学变焦,4倍数码变焦和自动聚焦功能。
It offers automatic day and night functionality , 12X optical zoom , 4X digital zoom , and autofocus .
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它还提供了22倍光学变焦,以太网供电和移动物体平稳图像的逐步输出。
It also offers22X optical zoom , power over Ethernet , and progressive output for smooth reproduction of moving objects .
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光学变焦凸轮计算机辅助设计系统是应用计算机技术,实现对变焦凸轮高精度、高效率的自动化设计。
The cam CAD system for optical zoom lens applys computer technology to design zoom lens automatically with high precision and high efficiency .
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提出一种微流控光学变焦透镜阵列芯片,以解决变焦透镜阵列的电控调谐和集成化制造方法问题。
A novel integrated device of optofluidic variable-focus microlens array is proposed to solve the problems of electrical focus-tuning and integration fabrication of microlens array .
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具有10倍光学变焦,10倍数码变焦,从而形成100倍影像放大。
It is controlled by RS485 / RS232 on internet , and it has the function of 100x zoom , including 10x optical zoom and 10x digital zoom .
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本实用新型可由景点指引机构获得相关位置后,配合光学变焦镜头单元于源地实时观看各位置影像。
After the view guide mechanism capturing the related position , the utility model cooperates with the optical zoom lens unit to timely view the images in all positions .
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如果苹果(或其他智能手机公司)能想出怎样在薄薄的手机里潜入光学变焦,那么至少对我来说另带一个相机就没有必要了。
If Apple ( or another smartphone supplier ) figures out how to fit optical zoom into a slim smartphone then for me at least a separate camera becomes all together unnecessary .
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如果你用外置镜头比如微距或者广角,就不要用光学变焦,要不然会得到周围的暗角效果。
When using dedicated attachments in macro and wide-angle filters and lenses , you need to zoom out to avoid the " black circle " that will appear on the corners of your frame .
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虽然传统的机械式变焦的方法能够改变放大率,适应实际物体的大小形状的变化,但是由于机械式光学变焦系统中各个透镜组的移动要非常精确,对机械构造的要求也就非常的高。
Although traditional mechanical zoom can change the magnification and adapt to changes in the shape of the actual size of the object , it demands very high in mechanical construction because mechanical optical zoom system lens group needs to be moved very precisely .
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LCoS背投光学引擎中变焦投影物镜设计
Design of zoom projection lens for the light engine of LCoS rear-projection TV
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激光束光学系统的变焦理论
Zoom Theory of the Optical System for Laser Beam
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用步进电机实现连续变焦距光学镜头的变焦控制
Realization of Zooming Control for a Continuous Zoom Optical Lens with Step Motor
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应用动态光学理论求解变焦光学系统补偿组凸轮曲线
Solving the Cam Curve of the Compensating Group about Zoom Lens Using Dynamic Optical Theory
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像素、存储、光学及数码变焦相机体积和成本等因素比较。
Pixels , memory , optical and digital zoom , camera size and cost are all factors to compare .
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实验表明,该方法能方便地实现连续变焦距光学镜头的变焦控制。
The experiments show that the method can be convenient to realize zooming control of the continuous zoom optical lens .
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根据望远镜的工作原理,对变焦距光学镜头的变焦运动进行了定性分析,并且根据理想光学系统的物像关系式推导出该镜头运动镜组的运动方程。
The zooming movement of zoom optical lens is qualitatively analyzed according to operating principle of telescope . The movement equation for the lens moving lens set is derived according to the object-image relationship of the ideal optical system .
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光学补偿法的变焦距物镜的光学设计
Optical design of zoom objective with optical compensation method
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界定了标准液滴的性能,并用与显像机和闪光测速器相连的光学放大摄影的变焦体系来监测液滴的形成和形状。
The properties of the'Standard Drop'were defined and its formation and shape monitored using a photomacrographic zoom system in conjunction with a video camera and a stroboscope .
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首先应用动态光学理论推导出变焦光学系统的像移补偿组公式,从而得到像移补偿组的轨迹曲线。
With dynamic optical theory , the image motion compensating group formula of the zoom optical system is derived , and the trace curve of the image motion compensating group is plotted .
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变焦距光学系统凸轮曲线设计是保证光学系统变焦精确、平滑和驱动力均衡的关键。
The design of the cam curves of the zoom system is critical to keep the precise , smooth and balance movement of the optical system .
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通过对机械补偿和光学补偿法比较,选择光学补偿方法实现变焦目的。
By virtue of comparing two methods of zoom lens compensation ? optical compensation and mechanical compensation , the former way is selected to achieve the zoom purpose .
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光学倍频过程中感应衍射及色散的研究2.5倍光学变焦内置式手机摄像镜头的设计
Design of 2.5 × Zoom Camera Lens within Cell Phone
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结合该类系统的需要,提出了光学通道的概念。根据摄像机成像原理,得到了焦距与视场角的关系,实现了光学通道的变焦功能。
Based on the needs of this type of system , optical channel is proposed , the relation of the focus and view field is concluded according to the principles of imaging and the function of adjusting focus is realized .