Reconstruction algorithm using 2N+1 raw images for structured illumination microscopy [0.03%]
基于结构照明显微技术的2N+1幅原始图像重建算法
Xiang Fang,Kai Wen,Sha An et al.
Xiang Fang et al.
This paper presents a structured illumination microscopy (SIM) reconstruction algorithm that allows the reconstruction of super-resolved images with 2N + 1 raw intensity images, with N being the number of structured illumination directions ...
Digital Holography and 3D Imaging: introduction to the joint feature issue in Applied Optics and Journal of the Optical Society of America A [0.03%]
数字全息及三维成像——应用光学与美国光学学会杂志A卷联合专刊介绍
Daping Chu,Jae-Hyeung Park,Pietro Ferraro et al.
Daping Chu et al.
This feature issue is a continuation of a tradition to follow the conclusion of the Optica Topical Meeting on Digital Holography and 3D Imaging (DH+3D). It addresses current research topics in digital holography and 3D imaging that are also...
Edward Mosso
Edward Mosso
This paper demonstrates a novel optical-cryptographic system based on a new image self-disordering algorithm (ISDA). The cryptographic stage is based on an iterative procedure using an ordering sequence from the input data to produce diffus...
Decorrelation and anti-correlation from defocus in digital holographic interferometry [0.03%]
基于离焦的数字全息术中的去相关和反相关
Erwan Meteyer,Charles Pezerat,Pascal Picart
Erwan Meteyer
This paper presents a theoretical modeling of the speckle noise decorrelation in digital Fresnel holographic interferometry in out-of-focus reconstructed images. The complex coherence factor is derived by taking into account the focus misma...
Strongly suppressed diffuse scattering in periodic graphene metamaterials [0.03%]
周期石墨烯超材料中的强局域化散射现象
Tieyan Zhang,Jiachen Yu,Li Xing et al.
Tieyan Zhang et al.
As an emerging two-dimensional material, graphene offers an alternative material platform for exploring new metamaterial phenomena and device functionalities. In this work, we examine diffuse scattering properties in graphene metamaterials....
Turbulence video simulation using the spatiotemporal cross correlation of distortion fields [0.03%]
基于时空扭曲场互相关的湍流视频模拟方法
Or Maor,Yitzhak Yitzhaky
Or Maor
Previous simulations of atmospheric turbulence in videos are computationally complex. The purpose of this study is to develop an efficient algorithm for simulating spatiotemporal videos affected by atmospheric turbulence, given a static ima...
Modified angular spectrum algorithm for the propagation of partially coherent beams in optical systems [0.03%]
光学系统中部分相干光束传输的改进角谱算法
Zhicheng Zhong,Shuai Zhao
Zhicheng Zhong
A modified angular spectrum algorithm is presented for the diffraction calculation of partially coherent beams propagating in optical systems. The proposed algorithm can directly calculate the cross-spectral density of partially coherent be...
Zhou Zhao,Chunhui Yao,Shengxian Shi et al.
Zhou Zhao et al.
With rapid developments in light-field particle image velocimetry (LF-PIV) based on single-camera, dual-camera, and dual-camera with Scheimpflug lenses, comprehensive quantitative analysis and careful evaluation of their theoretical spatial...
Reflection from uniaxial crystals: symmetries, and formulae for near-normal incidence [0.03%]
单轴晶体菲涅耳系数的简明公式及其对近法线入射的简化公式
John Lekner
John Lekner
The following symmetries and interrelationships are established: the direct reflection amplitudes r ss,r pp are independent of the signs of the direction cosines of the optic axis. For example, they are unchanged by ϕ→π-ϕ or ϕ→-ϕ, wh...
Mueller matrix polarization imaging and quantitative parameters analysis method [0.03%]
Mueller矩阵偏振成像及参数分析方法研究
Qiyuan Yin,Wanrong Gao,Ying Chang
Qiyuan Yin
Mueller matrix polarization imaging is a new biomedical optical imaging method that can generate both polarization and isotropic intensity images of structures of the biological tissue sample surface. In this paper, a Mueller polarization i...