光学传递函数
- 网络Optical transfer function;OTf;Mtf
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基于这一原理,我们研究了一种使用扫描显微镜和微计算机测量光学传递函数的方法。
Based on this principle , a method is described in this paper of measuring OTF of an optical system by means of scanning photometric microscope eyepices .
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双光瞳系统的光学传递函数和扫描全息术
OTF of the Two-Pupil Image Processing System and the Optical Scanning Holography
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光锥与CCD耦合器件光学传递函数的测量
Measurement for Optical Transfer Function of Fiber Optic Taper Coupled with CCD
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CCD光学传递函数测量装置的研究
Research on measuring apparatus of the CCD optical transfer function
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矩形波板法测量光锥与CCD耦合器件的光学传递函数
Measurement for Modulation Transfer Function of CCD Coupled with Fiber Optic Taper by Rectangle Bar
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本文提出了一个应用Radon反变换测量二维光学传递函数的方法。
A method is discussed of measuring two-dimensional optical transfer function applying the principle of Radon transform .
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直接采用了对倾斜刀口成像的方法实现了光锥与CCD耦合器件光学传递函数的测量。
A method that imaged directly to the sloping edge was used to get the optical transfer function of the fiber optic taper coupled with CCD .
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环形光栅OSH系统的光学传递函数
Optic Transmitting Function of OSH System in Annular Grating
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根据微聚焦硬x射线管的光学传递函数,对光源尺寸、相干长度等因素对成像分辨率的影响进行了分析。
According to the optical transfer function of the microfocus x ray source , the effects of the size of the x ray source , the coherent length of x ray on the imaging resolution are discussed .
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对焦距缩放、光阑位置优化、节省几何光学传递函数(OTF)计算时间等提出了看法。
A discussion is made regarding scaling focal length , optimization of stop distance and saving the time for OTF calculation .
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导出了共焦显微镜中不同荧光波长情况下的荧光功率传输函数、三维脉冲响应函数(3DPSF)和三维光学传递函数(3DOTF)。
Fluorescence power transfer function , three dimensional point spread function ( 3D PSF ) and three dimensional optical transfer function ( 3D OTF ) for the various fluorescent wavelength are calculated .
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利用光学传递函数的方法分析了OLPF的光学传递函数。
Analytical method of optic transfer function is employed to OLPF in the paper .
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内置电源良好掩蔽支持电压识别(VID)瞬态光学传递函数。
Built-in power-good masking supports voltage identification ( VID ) OTF transients .
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光学传递函数是一种客观、准确、综合、可测的像质评价指标,被广泛地应用于传统光学元件的像质评价。调制传递函数(MTF)定义为光学传递函数的模。
Optical Transfer Function is widely applied as a standard of image evaluation of traditional optical component , which has many special advantages such as objective , comprehensive and measurable .
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测试结果表明,合理的选取测试组件参数,可以得到光锥在较大频率范围内的光学传递函数(>100lp/mm).从MTF趋势上看,测试结果与理论推导呈一致性。
OTF of cone fiber optic bundle can be obtained at a large frequency range ( larger than 100 lp / mm ), by rational setting of test system parameter .
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该方法假设光学传递函数H和退化图像频谱函数G为高斯函数,采用方差以及提出的方差比作为频谱宽度指标,对图像复原算法的频谱恢复特性进行定量分析和评价。
The optical transfer function H and degraded image spectrum function G are assumed as Gaussian functions , and the variance and variance ratio are used as indexes of the spectrum width to analyze and evaluate the spectrum restoration property of the image restoration algorithms quantificationally .
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根据光学传递函数、调制度和空间频率视觉及对物象的感知程度,制作TIFF格式透视灰度图。
According to optical transfer function , degree of modulation and apperceive degree of space frequency vision vs object image , TIFF grayscale scenograph is made .
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对于遭受随机媒质退化的成像,需要用统计方法和功率谱模型实施复原处理首先探讨了统计模型的大气光学传递函数(OTF);
Statistic approaches and power spectrum modeling are adopted to restore the images degraded by random medium . Atmospheric optical transfer function ( OTF ) based on statistic model is discussed first .
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考虑光源和探测器有一定大小,并引入光源的高斯分布函数,求出此接近实际的共焦扫描成像系统的光学传递函数(OTF);
Abstract Taking into account the size effect of the source and the detector , we have calculated the Optical transfer function of a real system with Gaussian distribution of the source .
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在传统光学传递函数(OTF)计算中,总假设象对物的横向放大率不变。
In the traditional methods of computing the OTF , it is general that the transversal magnification is supposed to be not changeable in the whole aperture , though the anamorphic imaging produces considerable errores in the calculation of the OTF .
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海水水体的点扩展函数(PSF)及光学传递函数(OTF)描述了海水中光或图像传输的性质,是研究海水光学性质及水下图像系统的基本参数。
A laboratory facility to measure and calculate the point spread function ( PSF ) and the optic transfer function ( OTF ) of seawater is described . The PSF and OTF are important parameters for predicting light propagation and imaging system performance .
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本文借助Bessel函数、数值积分和样条函数插值给出几何光学传递函数的数值计算方法,这种方法有益于保证精度和节省计算量。
Geometric Optical Transfer Function formula is derived after expound some content to be easily ignored , and the computation method is given with Bessel function of order zero and numerical integration and Spline interpolation . The method is of advantage to ensure accuracy and to save calculation .
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基于对OLPF的光学传递函数的分析,提出了选取晶片参数的方法,设计与光电图像传感器相适配OLPF。
Based on those results of analysis , a method of design OLPF which is suited to special Opto-electric imaging sensor , is presented . According to the method , parameters of birefringent crystal can be obtained .
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粗糙表面印刷墨层的光学传递函数
Optical Transfer Function of the Rough Layer of the Printed Ink
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转镜式高速分幅相机的光学传递函数及分辨率
OTF and Revolution of the Rotating-mirror Camera Framing at High Speed
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高斯光束共焦扫描激光显微镜的光学传递函数
The optical transfer function of confocal scanning laser microscopy ith Gauss source
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光学传递函数在水准仪像质评价中的应用
The Application of OTF in evaluation of the automatic level
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点列图能量分布曲线和几何光学传递函数
The spot diagram energy distributed curve and the geometric optical transfer function
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光学传递函数公式的改正
The correction of the formula of the optical transfer function
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照相物镜的像质评价及其光学传递函数的测定
The image evaluation of photographic lenses and the measurement of the OTF