Artificial vision

Researchers at UCLA have developed a focal plane array (FPA) capable of supporting real-time multispectral terahertz (THz) video in 3D. According to the team, led by UCLA professors Mona Jarrahi and...

The Food and Drug Administration has cleared a photon-counting detector (PCD)-based CT system for clinical use. The system, which has been under development by a team at the Mayo Clinic for a decade,...

Results of a pilot study conducted at the University of Rochester showed that a system based on two-photon fluorescence microscopy (TPFM) enabled rapid diagnosis of nonmelanoma skin cancer through...

Gabriel Popescu, the William L. Everitt Distinguished Professor in Electrical and Computer Engineering in the University of Illinois Urbana-Champaign Grainger College of Engineering, died June 16. ...

The ADVANTECH™ hard coat bandpass filters from Andover Corp. offer steep slopes, high light transmission, durability, and long life for demanding applications. The filters provide...

The VEMD2704 from Vishay Intertechnology is a silicon PIN photodiode that can be used with green LEDs for optical heart rate detection and red LEDs for pulse oximetry applications. Coming in a 2.0 mm...

The iPORT NTx-Deca embedded interface from Pleora Technologies Inc. is a GigE Vision standard compliant solution that ensures interoperability in multi-vendor systems. Sensors can connect...

The SF1 far UV-C 235-nm LED series and the SN3 deep UV-C 255-nm LED series from the Silanna Group are available in either 120° or 30° viewing angle surface-mount packages. Both the SF1...

Since their invention in the late 1960s, charge-coupled devices, also called CCDs, have found widespread use in imaging applications. Electronic cameras based on CCD technology are used in...

Aspheric surfaces are powerful tools that combine the optical corrections of multiple lenses into a single element (Figure 1) and affect performance in ways that spherical optics cannot. For example,...

Manufacturing the laser diode is complicated by the existence of multiple proprietary techniques and intellectual property barriers together with complex device physics and unique materials. ...

The wavelength range of commercially available LEDs with single-element output power of at least 5 mW is 275 to 950 nm. Each wavelength range is made from a specific semiconductor material family,...

This white paper compares the advantages and disadvantages of different types of retroreflectors. It highlights the advantages of monolithic, hollow retroreflectors which do not suffer from chromatic...

Advanced Image Intensifier adapter for low light level imaging applications, the Cricket™² is a plug & play camera attachment enabling low light level imaging and extreme high shutter speeds for CMOS...

Learn how linear variable filters can be used in a compact spectrometer to provide optimum order sorting.

Development and production of a miniaturized camera with maximum resolution and flexibility. The dimensions of the components that enter the body are said to be as low as possible in order to shorten...

The determination of image quality is a multifaceted problem, dependent upon illumination, optical system construction, and the image sensor. When the optical system is used in conjunction with the...

FREE WEBINAR Sponsored by: Hamamatsu & Applied Scientific Instrumentation Additional Questions & Answers from the webinar are below: Dr. Kimani C. Toussaint Jr. Quantitative...

Optical coherence tomography (OCT) is an interferometric imaging technique that has become an established tool for deep-tissue imaging. Full-field (FF) OCT is one of its variants that can perform...

Ozcan provides an overview of his recent work on using deep neural networks in advancing computational microscopy and sensing systems. He also covers the systems' biomedical applications, including...

Machine vision, also known as computer vision or computer sight, refers to the technology that enables machines, typically computers, to interpret and understand visual information from the world,...

A ghost image that has the reverse lightness relations of the original image. This phenomenon is a common optical illusion that takes place in the human visual system, following long exposures to an...

A neuromorphic vision sensor is a type of imaging device designed to mimic the structure and functioning of the human visual system. Inspired by the biological principles of the human eye and brain,...

Optoacoustic, or photoacoustic, refers to a phenomenon and related techniques that involve the generation of acoustic waves in a material induced by the absorption of light. The term "optoacoustic"...

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Established in 1990, Applied Scientific Instrumentation is a reknown American company committed to the advancement of science. ASI products have been thoroughly tested and evaluated in numerous labs...

2-photon fluorescence microscopy has become a key technology in biological imaging in neuroscience enabling three-dimensional, noninvasive studies of the neuronal structure and activity on the...

Vice president of the International Society for Optics and Photonics (SPIE) Anita Mahadevan-Jansen shares her journey in and throughout biomedical imaging and biophotonics, including the discovery of...

Andor Technology Ltd is a global developer and manufacturer of high-performance scientific cameras, microscopy systems and spectrographs for academic, government, and industrial applications. Founded...

Established in 1985, OZ Optics is a leading worldwide supplier of fiber optic components, test equipment and sensors. OZ Optics manufactures its products in three locations, Ottawa (Canada),...

Avantes has spent the last 30 years refining its mission as a trusted and innovative optical instruments and solutions source. Focused on applications and measurements, Avantes offers Spectrometers,...

Photonics Media is the publisher of Photonics Spectra, BioPhotonics, and Vision Spectra magazines in print, digital and mobile app formats; the Photonics Marketplace featuring the Photonics Buyers'...