Multi-window approach enables two-fold improvement in OCT axial resolution with strong side-lobe suppression and improved phase sensitivity [0.03%]
多窗口方法可使OCT轴向分辨率提高一倍，同时能有效抑制旁瓣并改善相位灵敏度
Clayton B Walker,Anna Wisniowiecki,Jack C Tang et al.
Clayton B Walker et al.
A common processing approach for optical coherence tomography (OCT) uses a window function (e.g., Hann or rectangular window) for spectral shaping prior to calculating the Fourier transform. Here we build on a multi-window approach [Opt. Ex...
Cecile Telliez,Vincent De Sars,Valentina Emiliani et al.
Cecile Telliez et al.
Two-photon light-targeting optogenetics allows controlling selected subsets of neurons with near single-cell resolution and high temporal precision. To push forward this approach, we recently proposed a fast light-targeting strategy (FLiT) ...
Rapid identification of pathogens in blood serum via Raman tweezers in combination with advanced processing methods [0.03%]
通过拉曼钳结合先进的处理方法快速识别血清中的病原体
Ondřej Vaculík,Silvie Bernatová,Katarína Rebrošová et al.
Ondřej Vaculík et al.
Pathogenic microbes contribute to several major global diseases that kill millions of people every year. Bloodstream infections caused by these microbes are associated with high morbidity and mortality rates, which are among the most common...
Optimization of diffuse Raman spectroscopy for in-vivo quantification of foreign body response in a small animal model [0.03%]
优化扩散拉曼光谱以量化小型动物模型中的异物反应数量
Max Dooley,Jeni Luckett,Morgan R Alexander et al.
Max Dooley et al.
Diffuse Raman spectroscopy (DRS) allows subsurface molecular analysis of optically turbid samples. Numerical modeling of light propagation was used as a method for improving the design of an DRS instrument to maximize the signal to noise ra...
Tandem aberration correction optics (TACO) in wide-field structured illumination microscopy [0.03%]
宽场结构照明显微镜中的串联像差校正光学元件(TACO)
Daozheng Gong,Norbert F Scherer
Daozheng Gong
Structured illumination microscopy (SIM) is a powerful super-resolution imaging technique that uses patterned illumination to down-modulate high spatial-frequency information of samples. However, the presence of spatially-dependent aberrati...
Field curvature reduction in miniaturized high numerical aperture and large field-of-view objective lenses with sub 1 µm lateral resolution [0.03%]
具有亚微米级侧向分辨率的微型化高数值孔径和大视场物镜中的场曲率减小
Sophia Laura Stark,Herbert Gross,Katharina Reglinski et al.
Sophia Laura Stark et al.
In this paper the development of a miniaturized endoscopic objective lens for various biophotonics applications is presented. While limiting the mechanical dimensions to 2.2 mm diameter and 13 mm total length, a numerical aperture of 0.7 in...
Large diameter electrically tunable lens for ophthalmic distance accommodation [0.03%]
用于眼科距离调节的大直径可调电镜头
Oleksandr Sova,Vladimir Presniakov,Armen Zohrabyan et al.
Oleksandr Sova et al.
Electrically tunable liquid crystal lens with 30 mm diameter is presented based on the refractive Fresnel concept. Relatively large optical power variation range (from - 0.74 to +0.71 Diopters) is demonstrated along with very low root mean ...
ESDiff: a joint model for low-quality retinal image enhancement and vessel segmentation using a diffusion model [0.03%]
ESDiff：一种用于低质量视网膜图像增强和血管分割的扩散模型联合模型
Fengting Liu,Wenhui Huang
Fengting Liu
In clinical screening, accurate diagnosis of various diseases relies on the extraction of blood vessels from fundus images. However, clinical fundus images often suffer from uneven illumination, blur, and artifacts caused by equipment or en...
Clarification on the understanding of contrast theory in relation to the article "ON and OFF receptive field processing in the presence of optical scattering": comment [0.03%]
关于对比理论的理解在文章“存在光学散射情况下ON和OFF感受野处理”中的澄清：评论
Jay Neitz,Maureen Neitz
Jay Neitz
We are writing to address errors of misrepresentation in the article "ON and OFF receptive field processing in the presence of optical scattering" [Biomed. Opt. Express14, 2618 (2023)10.1364/BOE.489117]. In their investigation of prediction...
Hybrid heterogeneous phantoms for biomedical applications: a demonstration to dosimetry validation [0.03%]
用于生物医学应用的混合异构体仿真体：以剂量验证演示为例
M Daniyal Ghauri,Stefan Šušnjar,Claudia Nunzia Guadagno et al.
M Daniyal Ghauri et al.
Phantoms simultaneously mimicking anatomical and optical properties of real tissues can play a pivotal role for improving dosimetry algorithms. The aim of the paper is to design and develop a hybrid phantom model that builds up on the stren...