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Articles: Energy
The 2008 NASA Tech Briefs "Create the Future Design Contest," presented by SolidWorks, recognized innovation in product design in six categories: Consumer Products, Machinery &...
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Briefs: Energy
Quantum-Well Thermophotovoltaic Cells
Thermophotovoltaic cells containing multiple quantum wells have been invented as improved means of conversion of thermal to electrical energy. The semiconductor bandgaps of the quantum wells can be tailored to be narrower than those of prior thermophotovoltaic cells, thereby enabling the cells to convert energy...
Articles: Photonics/Optics
Residual bulk image (RBI) is a phenomenon observed in certain types of front side-illuminated charge-coupled devices (CCDs). A CCD is an electronic light sensor used in digital cameras. In simplest terms, the...
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Products: Photonics/Optics
The votes are in and the winners of the 2008 Photonics Tech Briefs Readers’ Choice Product of the Year Awards have been selected.
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Application Briefs: Photonics/Optics
Keeping one step ahead of our adversaries is top priority for security forces with terrorist threats growing daily around the world. Intelligence, surveillance and reconnaissance are...
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Products
Ophir-Spiricon (Logan, UT) has introduced BeamGageTM, a new laser beam analysis system. Based on UltraCalTM, Ophir-Spiracon’s patented baseline correction algorithm that helped establish the...
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Products: Photonics/Optics
UVP (Upland, CA) has released an upgraded GelDoc-ItTMTS Imaging System with a 15" VGA screen for high resolution fluorescent imaging. The GelDoc-It TS touch screen capabilities and built-in computer minimizes equipment on the...
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Products: Photonics/Optics
FJW Optical Systems, Inc. (Palatine, IL) has released the Find-R-Scope model 85700 and 85706 Near-IR Cameras. The cameras utilize a 2.54cm (1”) PbO-PbS Super Infrared Vidicon and sophisticated electronics to provide uniform...
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Products: Photonics/Optics
The Imaging Source (Charlotte, NC) now offers cost effective LED lighting modules, which seamlessly integrate with The Imaging Source USB, FireWire, and GigE cameras. The lighting modules feature very bright LEDs and direct...
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Products: Photonics/Optics
Physik Instrumente (Auburn, MA) has extended its line of piezo stages for scanning microscopy applications. The P-737 Piezo Z-Focusing Stage is offered along with the stiffer, P-726 high performance microscope lens focusing system...
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Products: Photonics/Optics
Tower Optical Corp. (Boynton Beach, FL) has released a Transmission Flat, TxF, that is used in interferometers to verify the surface flatness of plano elements such as mirrors, windows, and prism surfaces....
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Products: Photonics/Optics
Everlight Electronics (Caroll-ton, TX) has introduced 4-pin SSOP phototransistor optocouplers. The phototransistor opto-couplers feature a low-profile (2mm) package, high isolation voltage (3750 Vrms), minimum...
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Products: Photonics/Optics
Nextreme Thermal Solutions (Durham, NC) has released a thin-film thermoelectric cooler module, the OptoCooler UPF40, designed for optoelectronic applications with high heat-flux requirements. The module is...
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Products: Photonics/Optics
Welch Allyn Lighting Products (Skaneateles Falls, NY) has introduced HPX® miniature halogen lamps with enhanced ultraviolet (UV) output and increased stability. The HPX lamps produce high-quality 340nm light with total...
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Products: Photonics/Optics
Photonic Products (Hertfordshire, UK) has announced the Opnext HL6385DG, a 642nm, 150mW, single longitudinal mode semi-conductor laser diode with TE mode oscillation. The Opnext HL6385DG laser diode is a single...
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Products: Photonics/Optics
RECOM (Brooklyn, NY) has introduced the RCD-24-x.xx Series LED-drivers with current outputs of 300, 350, 500, 600 and 700mA, which can also be adjusted using the analog dim-function. The buck converters feature an input range of 4.5...
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Products: Photonics/Optics
Mikron Infrared (Oakland, NJ) has introduced the M7816 Dual Vision Thermal Imaging Camera for demanding PPM applications. The camera features a 160 × 120 pixel resolution along with Mikron’s Dual Vision...
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Products: Photonics/Optics
The AM6-940B-20-608 from Alfa-light, Inc. (Madison, WI) is a 940nm, 6W uncooled multimode laser diode for cladding-pumped telecom fiber amplifiers. The AM6-940B-20-608 device includes a thermistor for temperature tracking,...
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Products: Photonics/Optics
GenScope, Inc. (E. Longmeadow, MA) introduces the MicroFlex, Micro SemiRigid, and MicroRigid ergonomic borescopes. With diameters of 0.6mm, the scopes are engineered for high speed inline and maintenance inspections in fast-moving...
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Products: Photonics/Optics
Model ML301HD and Model MIL301HD ruggedized laser diode modules from Bea Laser Inc. (Elk Grove Village, IL) withstand vibration, chemical, impact, and dust conditions. Available in red or green laser beam output, these units...
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Products: Photonics/Optics
LED Driver
Linear Technology (Milpitas, CA) offers the LT3598, a 45V, 2.5MHz DC/DC boost mode converter designed to operate as a constant current LED driver for up to sixty white LEDs. The LT3598 can drive up to six strings of LEDs, each with up to ten 30mA white LEDs in series, while delivering efficiencies up to 90%. Its multichannel capability...
Products: Photonics/Optics
A portable 1064nm Raman Spectroscopy device from Andor Technology (Belfast, Northern Ireland) is based around the Andor iDus InGaAs detector array camera and Bayspec’s high throughput Volume Phase...
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Products: Photonics/Optics
Mobius Photonics (Santa Clara, CA) has been awarded U.S. Patent #7,443,903 for a new laser apparatus that has multiple synchronous amplifiers tied to one master oscillator. This fiber-based architecture scales up average power...
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Products: Photonics/Optics
The i-LAB® Hand Held Analyzing Spectrometer from MicrOptix Technologies (Wilton, ME) performs real-time measurement and analysis of liquids and solids in the visible light range from 400–700nm. Features include a...
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Products: Photonics/Optics
Saint-Gobain Crystals (Hiram, OH) has introduced high reflectors optimized for use with q-switched, solid-state lasers (Nd:YAG, NdYVO4, and Nd:YLF) operating in the near infrared and visible spectrum (1064nm, 1053nm,...
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Products: Photonics/Optics
OFS (Norcross, GA) has announced new additions to its FemtoCompTM Modules line of dispersion control technologies for ultra-short pulse lasers. The modules address the difficult-to-match, third- and fourth-order...
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Briefs: Physical Sciences
Magnetic-field-response sensors have been developed for use in measuring levels of fluids under extreme conditions. The sensors work without wire connections or direct physical contact with...
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Briefs: Physical Sciences
Direct-Solve Image-Based Wavefront Sensing
A method of wavefront sensing (more precisely characterized as a method of determining the deviation of a wavefront from a nominal figure) has been invented as an improved means of assessing the performance of an optical system as affected by such imperfections as misalignments, design errors, and...
Briefs: Medical
Using Fluorescent Viruses for Detecting Bacteria in Water
A method of detecting water-borne pathogenic bacteria is based partly on established molecular-recognition and fluorescent-labeling concepts, according to which bacteria of a species of interest are labeled with fluorescent reporter molecules and the bacteria can then be detected by...

Ask the Expert

John Chandler on Achieving Quality Motion Control
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FAULHABER MICROMO brings together the highest quality motion technologies and value-added services, together with global engineering, sourcing, and manufacturing, to deliver top quality micro motion solutions. With 34 years’ experience, John Chandler injects a key engineering perspective into all new projects and enjoys working closely with OEM customers to bring exciting new technologies to market.

Inside Story

Inside Story: Trends in Packaging and Sterilization
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Eurofins Medical Device Testing (MDT) provides a full scope of testing services. In this interview, Eurofins’ experts, Sunny Modi, PhD, Director of Package Testing; and Elizabeth Sydnor, Director of Microbiology; answer common questions on medical device packaging and sterilization.