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Photonics Spectra - January 2001


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Features
Imaging/Detectors We’ve grown accustomed to seeing cameras on laptop computers, Sharper Image gizmos and Radio Shack toys. Infrared waves surround us, turning on televisions and stereo equipment and transmitting data between our various computing devices. High-tech cars use photonics to notify us when another car is alongside us, when we leave our traffic lane or when there is a baby in front of an air bag....
Instrumentation & Accessories It shouldn’t surprise anyone that communications applications are molding the future of photonics instrumentation and accessories. The good news for those in other application areas is that the...
Lasers: Making Photons The front lines for the laser wars have traditionally been the research laboratories, where scientists and engineers have developed new generations of technical solutions for traditional scientific...
Optics/Fiber Optics: Controlling Photons These days, it seems as if there are two kinds of optics companies: those that are making communications components and those that want to make communications components. And noncommunications...
Photonics Design and Solutions: Digital Imager In today’s highly competitive market, it is vital to bring products from concept to production as rapidly as possible. As soon as a design is in production, it is essential to continually...
Tech Pulse
Optical Comb Offers Laser Reference BOULDER, Colo. -- The gold standard of time or frequency measurements at the heart of most atomic clocks is the microwave transition in cesium atoms. Now researchers have coupled the stable frequency...
Diamond Enables Higher Laser Powers LONDON -- Diamonds are a CO2 laser’s best friend. As industrial laser applications require higher powers and better beam quality, manufacturers must look beyond zinc selenide to synthetic...
Disorderly Crystals Produce Laser Light EVANSTON, Ill. -- Lasers are models of meticulous manufacturing processes and precision alignment. An agglomeration of randomly ordered nanocrystals is about as far from precision manufacturing as...
In Space, No One Can Hear You HUNTSVILLE, Ala. -- Space is a mess. Thousands of satellites race above us, as do thousands of bits of junk. With the International Space Station up and running for at least the next 20 years, the...
Tunable IR Quantum Cascade Laser Demonstrated A team at the Technical University of Vienna in Austria announced that it has constructed tunable distributed-feedback quantum cascade lasers with a peak emission at 9.35 µm. The...
Laser Tracks Movement of Bacteria BALTIMORE -- A laser-tracking device has allowed researchers to follow bacterial movement with near-atomic resolution, which has led to a better understanding of how bacteria spread among cells....
Low-Cost, High-Brightness LEDs Developed Researchers at OSA GmbH of Berlin have developed LEDs that are up to five times brighter than conventional devices and that will cost half as much as other high-brightness LEDs. The company, a...
New Liquid Crystal Promises Better Displays EINDHOVEN, Netherlands -- Researchers at the Dutch Polymer Institute of Eindhoven University of Technology have identified materials that may enable them to develop liquid crystal displays (LCDs)...
Reaction Dynamics Control Molecular Imprints TORONTO -- John C. Polanyi, professor of chemistry at the University of Toronto, has studied chemical reactions for years, sharing the 1986 Nobel Prize in chemistry for his insights into this field...
Novel Fiber Used in Amplifiers Light amplifiers produced with a semiconductor-film-clad cylinder fiber developed at Syracuse University in Syracuse, N.Y., and Dove Photonics of Rome, N.Y., (see Photonics Spectra, October 1999, p....
Optical Patterning Structures Films ALBUQUERQUE, N.M. -- Researchers at Sandia National Laboratories have developed an inexpensive method for controlling the structure of thin films. Using self-assembly methods and optical patterning,...
3-D Spectroscopy Probes Molecules URBANA, Ill. -- Researchers at the University of Illinois at Urbana-Champaign are seeing what’s shaking -- literally. Chemistry professor Dana Dlott and fellow researchers John Deàk and...
Quantum Dots Suitable for Computing SANTA BARBARA, Calif. -- A new study has found that quantum dots not only behave according to the predictions of quantum physics, but do so at room temperature. The discovery, which proves that the...
Six-Band Sensor Put Through Its Paces The Japan Defense Agency in Tokyo has completed a study of a multispectral sensor for airborne surveillance. The sensor, which the team described in the October 2000 issue of Optical Engineering,...
Thermal Lasers May Upset Offset Printing BEDFORD, Mass. -- A printing press is the single largest capital investment of a newspaper or a printing house, and press time is precious. The owner loses money every minute that the press is down,...
Welding Suited to Shipbuilding Current welding methods distort the structural steel plates used for shipbuilding, requiring manufacturers to invest time and money in postprocessing. The shipbuilding industry would like to take...
light speed
’Agere’ Chosen for Lucent Spin-0ff The former Microelectronics Group of Lucent Technologies has chosen Agere Systems as its new name. Pronounced a-GEAR, the name sprang from the Latin verb meaning "to lead, to drive, to act." Lucent...
Survey: Alliances Boost Revenues NEW YORK -- Growing companies that are involved in strategic alliances expect higher revenues, on average, than do companies that avoid sharing resources, according to a recent PricewaterhouseCoopers...
Excimer Laser Firms Collaborate on R&D Cymer Inc. of San Diego has agreed to fund research and development at TuiLaser AG in Graefelfing, Germany, to expand excimer laser technology into new applications in semiconductor, medical and...
Accounting Loophole Closing WASHINGTON -- FauxTon Co. officials order the manufacturing department to hurry up and ship one more truckload of widgets before the end of the day on Dec. 31. Manufacturing says the widgets...
Merger Trend: Tires to Photonics? CHARLOTTE, N.C. -- Pirelli is a big name in fiber optics -- and tires. Uniroyal makes light-emitting diodes -- and tires. Now BFGoodrich has acquired the company that made the optical systems for the...
Photonics Leads Hall of Fame Optics and imaging technology inventors top the Polaroid Corp. Technology Hall of Fame, which honors employees who have more than 10 patents. The 18 engineers and scientists inducted this year...
Raytheon Supports Sensing Center Raytheon Co. of Lexington, Mass., has pledged $1.2 million to the Center for Subsurface Sensing and Imaging Sensors at Northeastern University in Boston. The money will help to fund curriculum...
Use Your Laser Safely Outdoors Readers who operate laser light shows, military lasers, free-space laser communication devices or lasers for outdoor research should note that the Laser Institute of America has published the new...
Accent on Applications
Photomultipliers, Mechanical Television and Elvis Make Art John Logie Baird’s first attempts at producing a mechanical television during the 1920s relied on an objective lens to amplify the projected image. Predictably, the most his machine could...
Detector Journeys to the Center of Earth Science Raman spectroscopy aided with a microchannel plate photomultiplier tube is helping geophysicists characterize the processes that occur deep within Earth’s core and mantle. The Earth’s...
Virtual Instrumentation Automates Fiber Pigtail Assembly Despite rapid advances in fiber optics and communications technology -- or perhaps because of them -- technicians still must assemble many network components by hand. Coupling fibers either to a...
Trainable Vision System Meets the Rail World Much of the freight traveling along US railways rides upon rails manufactured by Pennsylvania Steel Technologies Inc. While each rail is hot -- ~1900 °F --off the production line, the company...
Presstime Bulletin
SpectraSwitch Names Lindsay Austin President and CEO Santa Rosa, Calif.-based SpectraSwitch Inc. has named Lindsay Austin as president and CEO. Austin, a former vice president and general manager of JDS Uniphase Corp.’s Commercial Lasers Div. and...
Oplink to Supply Corning with Passive Optical Components SAN JOSE, Calif. -- Oplink Communications Inc. announced that it has signed a one-year supply agreement with Corning Inc. to provide innovative passive optical components used in state-of-the-art...
Corning Selects Oklahoma City for Newest Optical Fiber Manufacturing Facility Corning, N.Y. -- Corning Inc. has announced that Oklahoma City, Okla., will be the location of its newest optical fiber manufacturing facility. Preliminary engineering plans for the new site are...
Impsat Fiber Networks Picks Corning CORNING, N.Y. -- Corning Inc. will provide Impsat Fiber Networks Inc. with LEAF fiber as the optical backbone for the next phase of Impsat Fiber Network’s South American network. The network...
Corning and Cisco Announce Strategic Alliance To Deliver Optical Solutions to Service Providers CORNING, N.Y -- Corning Inc. and Cisco Systems Inc. announced a strategic alliance to deliver IP+ optical solutions to their service provider customers. With Corning’s experience in optical...
Corning to Acquire Tropel Corp. CORNING, N.Y -- Corning Inc. announced that it has reached an agreement to acquire 100 percent of the stock of Tropel Corp. in a transaction valued at about $190 million, based on the closing price...
Semiconductor Laser Settles Dispute Semiconductor Laser International Corp. of Binghamton, N.Y., has announced that it has reached a settlement in a lawsuit against Rocky Mountain Instrument Co. and its subsidiary, Laser Marking...
Newport to Acquire Metrology Company Newport Corp. of Irvine, Calif., has announced that it will acquire CE Johansson AB of Eskilstuna, Sweden, a manufacturer of touch-probe metrology systems for industrial applications. The terms of...
Newport Corp. to Market and Distribute Ball Aerospace Products for Semiconductor Equipment Markets: Photonics Presstime Bulletins BOULDER, Colo. -- Ball Aerospace & Technologies Corp. and Newport Corp. have made an agreement in which Newport will market and distribute a number of Ball Aerospace commercial products to the...
Spectron Laser Systems to Unveil New Products at Photonics West: Photonics Presstime Bulletins Spectron Laser Systems will be showing for the first time the following new products at the Photonics West conference in San Jose, Calif: The Micro-Q, an ultra-compact Q-switched Nd:YAG laser with...
Spectron Teams-up with German Specialists Spectron Laser Systems has teamed up with German specialists GWU to provide a comprehensive range of optical parametric oscillators that provide all-solid state tunability from 200nm to 4µm. The...
Standard MEMS and Zyvex Announce Partnership RICHARDSON, TX / BURLINGTON, Mass. -- Zyvex Corp. and Standard MEMS Inc. announced a two-year collaborative program to develop valuable new capabilities for the microsystems community. Zyvex’s...
3-D Technique Produces Tiny Wineglass To demonstrate the potential of a three-dimensional manufacturing technique, researchers from NEC Corp. of Tokyo, Himeji Institute of Technology of Himeji, Japan, and Seiko Instruments Inc. of Chiba,...
Xerox Mirrors May Yield Large Switches A new microelectromechanical system (MEMS) developed at Xerox Corp.’s Palo Alto Research Center in California may enable the production of larger and cheaper optical cross-connects for...
Products
COOLED PMT HOUSING Bentham Instruments Ltd. has developed a cooled housing for 28-mm side-window photomultiplier tubes (PMT). Designed for integration into light-measurement systems that require minimal dark current or...
Bentham Instruments Ltd.
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LOW-LIGHT-LEVELl DETECTION Thermoelectrically (TE) cooled PIN ph otodiode hybrid assemblies from Advanced Photonix Inc. are designed for demanding low-light-level detection applications. They are suitable for use in analytical...
Advanced Photonix
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HIGH-SPEED PHOTODETECTOR The series D photodetectors from Martin, Froeschner & Associates are designed to detect weak high-speed signals on unpredictably varying strong backgrounds. Frequency response is from true DC to...
Martin, Froeschner & Associates
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FIBER OPTIC AMPLIFIER The E3X-DA-N digital fiber optic amplifier from Omron Electronics Inc. has functions for mounting up to 16 sensors for close wireless communication with a single power source. Its remote controller...
Omron Automation
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AMPLIFIER ARRAY Teem Photonics offers an erbium-doped waveguide amplifier array designed for amplification of separated channels where space is limited. The device can provide up to 16 amplifiers with 1 to 20 dB of...
Teem Photonics
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DWDM FILTERS TF-WDM filters for 50- and 100-GHz channel spacing are offered by TeraXion. They were designed to separate channels down to 50 GHz and to select and isolate wavelengths of the ITU grid. Based on...
TeraXion Inc.
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OPTICAL CHANNEL MONITOR Axsun Technologies Inc. has introduced an optical channel monitor for embedded monitoring applications. The 2.5 x 1.7-in. device measures power vs. wavelength, supports 50-GHz channel spacing and...
Excelitas Technologies Corp.
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FO DEVICE PROTECTION An attenuator-switch device that provides power control and isolation switching in a single element is available from ProtoDel International Ltd. A simple 1 x 1 switch can be used for optical circuit...
FiberLogix International Ltd.
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IMAGE ENHANCEMENT Philips Semiconductors has designed a family of analog front-end devices to enhance the quality of images provided by digital still cameras and camcorders. The TDA996X is for 12-bit-resolution...
Teledyne DALSA, X-Ray & Image Sensor Products
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LINE-SCAN CAMERAS Dalsa Corp. has added two higher-resolution line-scan cameras to its Piranha line, enabling larger areas to be imaged at higher line rates than was possible with the earlier versions. The cameras,...
Teledyne DALSA, Machine Vision OEM Components
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IMAGE PROCESSING The VCM30 image-processing system from Vision Components GmbH has a rugged housing designed to withstand vibration, shock and extreme temperatures while providing precise measurements and tests. The...
Vision Components GmbH
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SCIENTIFIC IMAGING A scientific imaging camera with a thermoelectrically cooled configuration that adds versatility has been released by Spectral Instruments Inc. The 800 series allows any size scientific CCD to be...
Spectral Instruments Inc.
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IMAGING SYSTEM Talktronics Inc. offers an imaging system that enables the development of unique applications and that is suitable for operating infrared plane arrays and large-area CCDs. The modular design of the...
Talktronics Inc.
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COLOR RECOGNITION The model S7505, surface-mountable, three-color sensor, is constructed with three narrowband filters mounted on a single-chip, four-element detector. Produced by Hamamatsu Corp., the device is...
Hamamatsu Corporation
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MECHANICAL COOLER PerkinElmer Instruments' Ortec Products has designed the X-Cooler as a low-cost mechanical replacement for the liquid-nitrogen cooling of high-purity germanium detectors. It is suitable for gamma...
PerkinElmer Instruments
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SINGLE-BOARD METER Terahertz Technologies Inc. has designed its R-700 single-board laser energy meter for use with its P-444 pyroelectric energy probe. The meter provides the functions of a standard benchtop instrument...
Terahertz Technologies Inc.
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PARAMETRIC OSCILLATOR The VisIR2 optical parametric oscillator from GWU-Lasertechnik GmbH provides typical spectral resolution of <5 cm-1in a setup with few optical components in the resonator. Manual or...
GWU-Lasertechnik GmbH
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INDUSTRIAL LASER ANALYSIS The BA500 laser beam analyzer monitors the performance of pulsed industrial Nd:YAG and diode lasers, enabling users to optimize systems for cutting and welding applications. Available from Ophir...
MKS Ophir, Light & Measurement
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UV COPPER LASER The FBG600 frequency-doubled UV copper laser from Oxford Lasers is designed for fiber Bragg grating manufacture. It offers high-speed production and high yields that make it suitable for use with...
Oxford Lasers Inc.
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DIODE LASER DRIVER The VSC7928, a 3.2-Gb/s diode laser driver with a maximum modulation current of 100 mA, can be matched to a variety of laser diodes. Vitesse Semiconductor Corp. says that the laser driver's on-chip...
Vitesse Semiconductor Corp.
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LASER SENSOR ACCESSORY Automatic Timing and Controls has introduced a 6-in. pigtail option with a microconnector for its 7700 line of laser sensors. The sensors measure 2.5 x 1.3 x 0.5 in. and feature proximity,...
Automatic Timing & Controls
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CURRENT SOURCE MODULE ILX Lightwave Corp. designed its 3-A laser diode current source module for use with its LDC-3916 multichannel laser diode controller. The LDC-3916338 module features high compliance voltage for long...
Newport - ILX Lightwave, Photonics
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TUNABLE DIODE LASER Sacher Lasertechnik's TEC-100 Littrow laser family features the TEC-100-1060-60, which has an output power range from 3 mW at 410 nm to 5 mW at 1650 nm. Its beam-correction mirror compensates for...
Sacher Lasertechnik GmbH
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LIGHTING BALLASTS FlexArc 180A electronic lighting ballasts from Warner Power LLC have a power selection feature that allows one ballast to power a number of lamps. Users can select from a range of 100- to 180-W...
Warner Power, Termiflex Products
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FIBER OPTIC ILLUMINATOR StockerYale Inc.'s Molte Luce model 300 fiber optic illuminator offers 300 to 10,000 h of high-output light. Its 1-in.-bore universal nosepiece allows configuration with industry-standard fiber optic...
ProPhotonix Ltd.
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CLEAR ADHESIVE EP30-3 is an epoxy adhesive, sealant and encapsulant featuring high-temperature resistance, low viscosity and a noncritical 100- to 30-mix ratio by weight. This optically clear, two-component system...
Master Bond Inc.
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OPTICAL ANALYSIS SOFTWARE Optical Research Associates has released the latest version of its optical design software package for the design and analysis of telecommunications and other laser-based systems. The Code V 8.50...
Synopsys Inc., Optical Solutions Group
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FIBER OPTIC CENTER Fiber Optic Center Inc. offers AngstromBond AB9104, a clear, low-viscosity adhesive for optical alignments. It cures at room temperature with low shrinkage and can wick to fill small bond gaps. It...
Fiber Optic Center Inc.
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FLUORESCENCE UPGRADE The Fluoreslens system from Prior Scientific Instruments Ltd. was developed as an affordable means to add fluorescence microscopy techniques to almost any microscope. The system houses the entire...
Prior Scientific Instruments Ltd.
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PIEZO NANOPOSITIONING PI (Physik Instrumente) has announced the P-611 NanoCube, a multiaxis piezo-nanopositioning unit that measures 44 mm3. Designed for applications such as photonic packaging and fiber alignment, the...
PI (Physik Instrumente) LP, Motion Control, Air Bearings, Piezo Mechanics
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LABEL INSPECTION The Label-Vision LV-100 provides dual-sided label inspection for plastic containers running on either the blow-molding or filling line. Introduced by Packaging Technologies and Inspection, it was...
Packaging Technologies & Inspection (PTI) LLC
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MINIATURE SPHERE The ISO5 integrating sphere from Ancal Inc. was designed for use with miniature fiber optic spectrometers. It measures 0.94 in. in diameter, 1.0 in. in height and 1.5 in. in width with an SMA...
Ancal Inc.
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RAMAN SPECTROSCOPY The CDIR785-1024 Raman system from Control Development Inc. features a back-thinned, thermoelectrically cooled 2-D CCD-based spectrograph. Its high-throughput probe has a two-fiber coaxial design,...
Control Development Inc.
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REMOTE FIBER TESTING Exfo Electro-Optical Engineering Inc. has unveiled a remote fiber test system for monitoring wavelength to detect faulty channels in DWDM networks. The FiberVisor enables a DWDM system to be...
EXFO Inc.
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