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Imaging and Computational Imaging

Optical imaging, microscopy and computational imaging, including AI-assisted image reconstruction and inverse problem solving.

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Items 81–90 of 90
Jul 22Wed
Jul 21Tue
  1. Shanghai Institute of Optics and Fine Mechanics (SIOM) · Research UpdatesOptics industry59

    Shanghai Institute of Optics and Mechanics Achieves Single-Shot Array Coherent Diffraction Imaging with Photon Sieve

    The Shanghai Institute of Optics and Mechanics has made progress in single-shot array coherent diffraction imaging with a photon sieve.

    Why we recommend it: The original article provides specific data and details that help assess the actual progress in this direction.

Jun 16Tue
  1. Xi'an Institute of Optics and Fine Mechanics (XIOPM) · Research ProgressOptics industry59

    Xi'an Institute of Optics and Precision Mechanics Advances Microscopic Imaging Through Scattering Media

    The Ultrafast Optics Research Department at the Xi'an Institute of Optics and Precision Mechanics has made new progress in optical microscopic imaging through scattering media.

    Why we recommend it: The original article provides specific data and details that help assess the actual progress in this direction.

Jun 12Fri
  1. Anhui Institute of Optics and Fine Mechanics (AIOFM) · Research ProgressOptics industryOptics and AI39

    AIOFM Develops Digital Hydrogel Fluorescence-Enhanced Microsphere System for Amplification-Free Relative Quantification of CRISPR Nucleic Acids

    The Optoelectronics Center of the Anhui Institute of Optics and Fine Mechanics published a paper in Analytical Chemistry describing CrisprDEM, a digital hydrogel fluorescence-enhanced microsphere detection system based on CRISPR/Cas12a that enables amplification-free relative quantification of nucleic acids. The system uses hydrogel microspheres to enrich fluorescent reporter molecules, boosting the fluorescence signal by a factor of about 1,000. A microfluidic chip then spreads the microspheres into a monolayer for imaging, and a K-means algorithm distinguishes positive from negative microspheres, with the proportion of positive microspheres used for quantification.

May 26Tue
May 19Tue
  1. Xi'an Institute of Optics and Fine Mechanics (XIOPM) · Research ProgressOptics industryOptics and AI61

    Theoretical Breakthrough in Fourier Ptychographic Microscopy

    The State Key Laboratory of Ultrafast Optics Science and Technology has established a prior-free digital reconstruction theory in the field of FPM.

    Why we recommend it: The original article provides specific data and details that help assess the actual progress in this direction.

Apr 13Mon
  1. Changchun Institute of Optics, Fine Mechanics and Physics (CIOMP) · Research ProgressOptics industry49

    Changchun Institute of Optics, Fine Mechanics and Physics Achieves Multidimensional Fluorescence Lifetime Imaging in the Second Near-Infrared Window with Yb3+ Energy-Relay Hierarchical Lanthanide Nanoparticles

    A team led by Researcher Chang Yulei at the Changchun Institute of Optics, Fine Mechanics and Physics published a paper in Advanced Materials proposing Yb3+ energy-relay-based hierarchical lanthanide nanostructures that tune ion luminescence lifetimes across 1060-2050 nm. In a Tm3+ system, for example, the lifetime can be continuously tuned from 654 us to 11918 us while the emission intensity at 1850 nm remains essentially unchanged. The team built its own time-gated imaging system based on an MCT short-wave infrared detector, simultaneously distinguishing six targets in mice with inter-channel crosstalk below 10%.

Sep 23Tue
  1. Hangzhou Institute of Optics and Fine Mechanics · Industry NewsOptics industryOptics and AI36

    Ruier Mingkang Launches DF600, China's First Fully Domestic Laser Fundus Camera

    Ruier Mingkang (Zhejiang) Medical Technology Co., Ltd. has launched the DF600 series, China's first fully domestic laser fundus camera. Using a laser as its sole light source combined with confocal pinhole technology, the device enables layered imaging of the fundus. Its minimum imaging field reaches 130 degrees, while intelligent stitching covers up to 260 degrees. It requires only a 2 mm pupil without dilation, captures images in 0.1 seconds, and features built-in proprietary AI algorithms that identify the optic disc, blood vessels, macula, and hemorrhage spots without an internet connection. The DF600 has been deployed in endocrinology, health screening, emergency care, and other settings.

Jan 18Thu
  1. Guangdian Hui · TrendsOptics industry64

    At the Start of the Year, Focuslight and Three Other International Optics Companies Launch an Acquisition Wave

    Focuslight, Synopsys, AMS Technologies and Oxford Instruments announced or completed acquisitions in early 2024, covering micro- and nano-optics, simulation software, laser systems and scientific cameras. Focuslight completed the acquisition of 100% of the equity in SMO for EUR 75.5405 million, while Synopsys plans to acquire Ansys for $35 billion, a deal still subject to shareholder and regulatory approval. AMS Technologies acquired neoLASE, and Oxford Instruments acquired First Light Imaging.

    Why we recommend it: The four deals respectively add device manufacturing, simulation software, laser system and scientific imaging capabilities, useful for comparing different paths optics companies take to expand through acquisitions.

  2. Guangdian Hui · TrendsOptics industry49

    Spatial Light Modulators in Three Minutes

    A spatial light modulator (SLM) uses liquid crystal materials driven electrically to change the amplitude, phase or polarization state of light waves, modulating the spatial distribution of a beam. Amplitude SLMs use TN and VA modes, phase SLMs use ECB mode, and reflective optical paths generally require an oblique incidence angle of less than 5°. The device has been used in 3D printing and lithography, super-resolution microscopy, holographic imaging and atmospheric turbulence simulation.