Detectors and Imaging Articles

Photoacoustic imaging benefits from integrated laser-OPO system

Wed, 16 May 2012 17:16:00 GMT

Santa Clara, CA--AlphaScan is a compact integrated optical parametric oscillator (OPO) and pump laser that outputs high energies in the near-infrared (NIR) for photoacoustic imaging.

Stanford Photonics image-intensified cameras offer 100 frames/s scan modes

Tue, 15 May 2012 14:24:00 GMT

The XR/Turbo and Turbo-Z image-intensified cameras capture 120 frames/s with 640 × 480 base operation.

Canadian government awards funds to Genia Photonics and Photon etc.

Tue, 15 May 2012 13:31:00 GMT

Montreal, Canada--Two photonics firms in Quebec, Genia Photonics and Photon etc., have has been awarded financial assistance. Genia will receive $300,000 in repayable funding and Photon etc. will get $500,000 in repayable funding.

3D solar cells generate up to 20 times more energy

Fri, 11 May 2012 16:43:00 GMT

Flat-panel solar photovoltaic (PV) designs benefit tremendously from tracking hardware; however, such hardware increases installation costs and cost per watt—especially for residential installations.

Photoacoustics screen for breast cancer without X-rays

Wed, 09 May 2012 02:58:00 GMT

Twente, The Netherlands--Researchers from Netherlands' University of Twente and Medisch Spectrum Twente Hospital in Oldenzaal are now using photoacoustics rather than ionizing radiation to detect and visualize breast tumors.

Hyperspectral SWIR sensors from Headwall selected for U.S. Navy UAVs

Mon, 07 May 2012 21:01:00 GMT

Fitchburg, MA--High Efficiency Hyperspec SWIR sensors from Headwall Photonics were selected for airborne applications by the U.S. Navy.

CLEO/Laser Focus World 2012 Innovation Awards

Tue, 01 May 2012 05:00:00 GMT

The 2012 CLEO/Laser Focus World Innovation Awards program is designed to honor the most timely, groundbreaking products in the field of photonics and laser science. The awards are sponsored by Laser Focus World and the Conference on Lasers and Electro Optics (CLEO).

PHOTON COUNTING: Improved APD design boosts photon-counting detector efficiency

Tue, 01 May 2012 05:00:00 GMT

Avalanche-photodiode (APD)-based photon counters have many benefits compared to other photon-counting technologies. Operated in Geiger mode for single-photon detection, they can be optimized for specific tasks.

NONLINEAR OPTICS: PPLN upconversion advances single-photon detection

Tue, 01 May 2012 05:00:00 GMT

Long-wavelength pumped, periodically poled lithium niobate waveguides upconvert single photons, allowing efficient, low-noise silicon avalanche photodiodes to detect the signal.

Quantum-dot VCSELs can emit anywhere in the visible spectrum

Mon, 30 Apr 2012 21:36:00 GMT

Providence, RI and Watertown, MA--Researchers at Brown University and QD Vision are engineering a better form of colloidal quantum dots for use in quantum-dot lasers, which can be made to emit light anywhere in the visible spectrum.

Lecky Integration gets new identity, relocates

Mon, 30 Apr 2012 16:53:00 GMT

Machine vision company Lecky Integration is changing its name and moving offices in response to its recent growth and opportunities, assuming the name of its free machine vision software library, Voyant Vision, and relocating to Troy, NY.

EMVA sets independent path for machine vision in Europe

Mon, 30 Apr 2012 16:14:00 GMT

Lisbon, Portugal--During its 10th annual meeting held April 19-21, the European Machine Vision Association (EMVA) endorsed a change that makes it an independent entity, no long part of the German Engineering Federation or VDMA (Frankfurt, Germany).

OLED microdisplays improve digital image fusion applications

Mon, 30 Apr 2012 12:00:00 GMT

Grenoble, France--MicroOLED microdisplays are designed to improve image resolution and lower the power consumption for night vision and digital image fusion applications.

Laser-based 3D nozzle quality test from Fraunhofer ILT improves laser material deposition

Mon, 30 Apr 2012 11:00:00 GMT

Fraunhofer ILT scientists have performed a laser-based qualitative/quantitative characterization of the powder gas stream in laser deposition processes.

SPIE Defense, Security, and Sensing, in Baltimore debut, draws largest crowd yet

Fri, 27 Apr 2012 19:07:00 GMT

Baltimore, MD, and Bellingham, WA--The SPIE Defense, Security, and Sensing (DSS) conference and exhibition, which was held in Baltimore for the first time this week, drew more than 6,700 attendees—its largest total to date.

Terahertz microchip could let cell phones see through walls

Fri, 27 Apr 2012 14:28:00 GMT

Richardson, TX--Researchers at UT Dallas have designed a THz microchip that could turn mobile phones into devices that see through opaque objects.

JAI acquires color line-scan camera maker TVI Vision

Fri, 27 Apr 2012 14:14:00 GMT

San Jose, CA--Machine vision camera maker JAI has acquired TVI Vision, a color line-scan camera manufacturer.

Laser-based 3D nozzle quality test from Fraunhofer ILT improves laser material deposition

Thu, 26 Apr 2012 16:57:00 GMT

Aachen, Germany--Fraunhofer ILT scientists have performed a laser-based qualitative/quantitative characterization of the powder gas stream in laser deposition processes.

CLEO show to move to June in 2013

Thu, 26 Apr 2012 15:16:00 GMT

Washington, DC--Next year's Conference on Lasers and Electro-Optics (CLEO), held annually in San Jose, CA, will take place in June rather than its usual May, moving to June 9–14, 2013.

3.2 billion pixel LSST camera project gets DOE "Critical Decision 1" approval

Tue, 24 Apr 2012 18:27:00 GMT

Menlo Park, CA--The Large Synoptic Survey Telescope (LSST) camera received "Critical Decision 1" approval by the DOE to move into the next stage of the project.