Optical transfer delay measurement with enhanced range and accuracy via vernier scale readout principle: publisher's note [0.03%]
通过尺子读数原理增强范围和精度的光学传输延迟测量：出版者附言
Jing Li,Chen Tian,Jinlin Yang et al.
Jing Li et al.
This publisher's note contains a correction to Opt. Lett.51, 1578 (2026)10.1364/OL.591559.
Camera-free NIR-II fluorescence molecular tomography via single-pixel spatial frequency domain imaging with photon counting detection [0.03%]
基于单像素空间频域成像的自由相机NIR-II荧光分子层析成像技术
Wenxing Bai,Dongyuan Liu,Ye Wu et al.
Wenxing Bai et al.
While fluorescence molecular tomography (FMT) in the second near-infrared window (NIR-II) offers improved penetration and contrast, quantitative deep-tissue recovery remains fundamentally ill-conditioned due to photon diffusion and is const...
Yufeng Feng,Huijie Pei,Haolin Lin et al.
Yufeng Feng et al.
Nondiffracting light beam has attracted much attention owing to its unique properties. Previous techniques for achieving the nondiffracting light rely on engineering the optical wavefront so as to form a nondiffracting form. Here we report ...
Real-time optical wireless communication between an underwater moving ROV and a tracking UAV [0.03%]
水下移动ROV与跟踪无人机之间的实时光无线通信
Wendong Liao,Yuxin Wan,Chengye Cai et al.
Wendong Liao et al.
Real-time mobility is crucial for dynamic water-air optical wireless communication (WA-OWC), yet systems with this capability remain scarce, limiting both scientific advancement and practical applications. This Letter presents the first, to...
Calibration-free 3D imaging through scattering media via diffusion-kernel-guided reconstruction [0.03%]
基于扩散核重建的无标定散射介质穿透三维成像方法
Yang Ren,Meiling Zhang,Wei Sheng et al.
Yang Ren et al.
Three-dimensional (3D) imaging based on the diffusion equation typically requires prior knowledge of the medium's thickness and optical properties, thereby limiting its practical applicability. We present a calibration-free 3D imaging frame...
Active binary sub-pixel modulation of a three-phase macropixel complex spatial light modulator for extending the noise-suppressed eye-box [0.03%]
三相宏像素复杂空间光调制器的主动二进制子像素调制以扩展去噪视窗范围
Sehwan Na,Jonghyun Lee,Myeonggyi Choi et al.
Sehwan Na et al.
A complex spatial light modulator (SLM) based on three-phase covalent macropixels (3PCMPs) enables the generation of three-dimensional computer-generated holograms with inherent suppression of DC and conjugate noise. However, the noise-supp...
FMDL-Net: Fourier modulation and dynamic mixing for light field image super-resolution [0.03%]
傅里叶调制和动态混合光场图像超分辨率方法
Jian Ma,Haiyang Liu,Ping An et al.
Jian Ma et al.
Light field imaging suffers from an inherent spatial-angular resolution trade-off. While deep learning has advanced light field image super-resolution (LFISR), convolutional neural networks (CNNs) are limited by local receptive fields that ...
High-fidelity single-shot quantitative differential phase microscopy using a pseudothermal Sagnac interferometer [0.03%]
基于伪热Sagnac干涉仪的高保真定量差分相位显微成像新方法
Paweł Gocłowski,Hong Mao,Maciej Trusiak et al.
Paweł Gocłowski et al.
In this Letter, a high-fidelity single-shot differential quantitative phase microscopy (dQPM) method is presented to effectively image nearly transparent biological samples. The proposed method is based on a common-path Sagnac interferometr...
Cycle-slip-resilient high-precision transmitter IQ skew estimation for ultra-high baud-rate digital subcarrier multiplexing systems [0.03%]
抗载波相位滑动的超高波特率数字子载波复用系统精确发送机IQ时钟偏斜估计方法
Huanyu Le,Meng Xiang,Junjiang Xiang et al.
Huanyu Le et al.
In ultra-high baud-rate coherent digital subcarrier multiplexing (DSM) systems, transmitter IQ skew is a critical impairment that needs to be accurately estimated and subsequently compensated. Here, we propose a high-precision transmitter I...
NIR-II-to-NIR-II upconversion and covert optical encryption in lanthanide halide double perovskites [0.03%]
氮化物卤化物双钙钛矿的近红外二区上转换及隐写光学加密技术
Mengya Li,Mengyao Li,Mochen Jia et al.
Mengya Li et al.
NIR‑II‑to‑NIR‑II upconversion under 1550 nm telecommunication-wavelength excitation is promising for advanced photonics, but high concentrations of Er3+ sensitizers inevitably cause severe quenching. Here, we report a lanthanide halide ...