More Biophotonics Articles

Focal Point, Piezosystem Jena partner to deliver autofocus systems for bioimaging

05/15/2012

Focal Point and Piezosystem Jena, autofocus systems and nanopositioning solutions makers, respectively, have entered into a new partnership to deliver autofocus systems for biological imaging applications.

Reducing substitutional carbon in AlN LED substrates boosts deep-UV LED efficiency

05/15/2012

Raleigh, NC--Researchers from North Carolina and Japan have developed a more-efficient UV LED potentially useful in sterilization of bacteria and viruses.

Integrated food-testing spectrometer is smaller than a sugar cube

Integrated food-testing spectrometer is smaller than a sugar cube

05/13/2012 Dresden, Germany--A spectrometer only 2.1 cc in volume created by a group at the Fraunhofer Institute for Photonic Microsystems (IPMS) is intended for testing food items for ripeness, water content, and other qualities. The res...
Princeton Instruments spectrograph has Schmidt corrector, eliminating field astigmatism

Princeton Instruments spectrograph has Schmidt corrector, eliminating field astigmatism

05/09/2012

Trenton, NJ--Princeton Instruments has introduced a new toroidal-mirror-based imaging spectrograph that includes a Schmidt corrector in its optics, completely eliminating astigmatism across the field.

Photoacoustics screen for breast cancer without X-rays

Photoacoustics screen for breast cancer without X-rays

05/08/2012 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.
Photoacoustic imaging clearly identifies changes in blood vessels that feed a cancer tumor after administration of a therapeutic vascular disruption agent

PHOTOACOUSTICS: In vivo photoacoustic scanner images tumor vasculature and therapy response

05/02/2012 Researchers at University College London (UCL) have developed a new photoacoustic scanner based on a Fabry-Perot polymer film ultrasound sensor with a unique image reconstruction algorithm that can noninvasively image tumors at...

CLEO/Laser Focus World 2012 Innovation Awards

05/01/2012 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 Conferen...
Postdoctoral researcher Steven Adie, professor P. Scott Carney, graduate students Adeel Ahmad and Benedikt Graf, and professor Stephen Boppart, all of the University of Illinois, developed a method to computationally correct aberrations in 3D tissue microscopy

Adaptive optics, computer software pair to correct aberrations in optical imaging

04/30/2012

University of Illinois researchers have developed a technique to computationally correct for aberrations, enabling higher-quality images and 3D datasets in real-time imaging applications such as image-guided surgery.

An artistic representation of the cutting method used to measure the microtubules' lengths

Femtosecond laser ablation sheds new insight on cell division

04/27/2012 Researchers at the Harvard School of Engineering and Applied Sciences (SEAS), using a femtosecond laser, sliced through and made quantitative measurements of the mitotic spindle (an apparatus that forms during cell division), d...
Compressed sensing allows super-resolution single-molecule microscopy imaging of live cell structures

Compressed sensing allows super-resolution single-molecule microscopy imaging of live cell structures

04/26/2012 Atlanta, GA--Researchers from the Georgia Institute of Technology and the University of California San Francisco (UCSF) have pushed the limits of super-resolution microscopy, using single-molecule identification at higher speed...

CLEO show to move to June in 2013

04/26/2012

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.

The 9.6 mm probe housing (right) next to the housing of the earlier prototype 18 mm probe (left) showing the reduction in packaged probe size

Femtosecond probe with 'lightsaber'-like precision promising for laser surgery

04/24/2012 Researchers from the University of Texas at Austin have developed a small, flexible endoscopic medical device fitted with a femtosecond laser "scalpel" that can remove—with 'lightsaber'-like precision—diseased or dama...

Laser treatment of burn scars helps military and civilian patients

04/20/2012 Kissimmee, FL--Physicians, scientists and engineers at the 32nd Annual Conference of the American Society for Laser Medicine and Surgery (ASLMS) this week are reviewing innovative new laser treatments that can reduce disfigurem...
Professor Tuan Vo-Dinh discusses results from his NanoSight NS500 with Dr. Hsiangkuo Yuan from his research group

Nanoparticle tracking helps characterize 'nanoconstructs' for biomedical applications

04/19/2012 Scientists at Duke University's Fitzpatrick Institute for Photonics, led by Professor Tuan Vo-Dinh, applied nanoparticle tracking analysis (NTA) to characterize metal nanoparticle construct materials for use in biosensing, imag...

Inline coherent imaging improves laser cutting accuracy in surgical applications

04/19/2012

Kingston, ON, Canada--Medical and physics experts from Queen's University have developed a technique that significantly improves laser accuracy.

The difference between an infected red blood cell (top) and a healthy cell (bottom) is revealed by secondary speckle sensing microscopy (S3M)

Microscopy technique could detect malaria in a half-hour's time

04/18/2012

Researchers at the Materials Technology Institute of the National Research Council have developed a microscopy system that could diagnose malaria much faster and with greater accuracy.

Medical laser systems contract for cancer therapy received by Modulight

04/18/2012

Tampere, Finland and San Jose, CA--Laser diode manufacturer Modulight designed, integrated, and CE certified a medical laser system for PCI Biotech for a novel cancer therapy process.

HTVS spectrometers to be co-developed by Ocean Optics and Tornado Medical Systems

04/17/2012

Dunedin, FL--Ocean Optics and Tornado Medical Systems formed a co-development partnership for spectrometers based on Tornado's High Throughput Virtual Slit technology.

Free online tool from Semrock optimizes fluorescence microscopy hardware

04/16/2012

Rochester, NY--Fluorescence microscope users and optical instrument designers can predetermine the optimal fluorophore, light source, detector, and optical filters through Semrock's free SearchLight tool.

Better autofocus systems for metrology, biophotonics goal of Piezosystem Jena and Focal Point partnership

04/11/2012

Hopedale, MA and Boise, ID--Piezosystem Jena and Focal Point announced a new partnership to deliver turnkey autofocus systems for high-speed metrology and biological imaging applications.

 

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05/01/2012
Volume 48, Issue 05

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200-kHz Swept Light Source for OCT Imaging

NTT-AT introduces new swept light source for OCT imaging. - High-speed: 200-kHz A-line rate - Voltage-controlled sweeping formats: k-linear scan available ...

Scalable High-Power and High-Brightness Fiber Coupled Diode Laser Devices - Photonics West 2012

In this paper we present a detailed characterization of different diode laser sources based on the scalable modular concept. The optical output power is scal...

Design and Test of Fast Laser Driver Circuits

In industrial laser systems and measurement applications, the designers are challenged with the very demanding task to design and verify fast driver circuits...

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Invented a half-century ago, the laser was first thought of as "a solution without a problem." However, the effectiveness of coherent light as a to...
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OCT: noninvasive imaging for many purposes

Optical coherence tomography (OCT) takes advantage of the properties of coherent light to create 2D or 3D noninvasive images of turbid or otherwise semitrans...
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