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Photonics Spectra - September 2000
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Issue Library
Features
Optical Adhesives Provide a Cure for Any Problem
Like so many segments of the photonics industry, optical adhesives owe much of their early development to the military. Prior to World War II, the standard material for bonding optical elements was...
Lasers Are Fit for Print
Violet lasers and new printing plate materials are the hottest technologies for printing and reprographics, but photonics manufacturers are also providing innovation in infrared laser technology,...
Too Many Optical Options?
These are good times for users of optical design software. Powerful desktop computers are inexpensive, and growing market demand now supports a wide range of software product offerings, from simple...
Keep Your Process in Control
Improvements in industrial process monitoring, process optimization and closed-loop process control have awaited affordable, sturdy, robust analytical instruments. The newest sealed, rugged Raman...
Tunable Lasers Hit the Right Note for DWDM
A key technology for meeting the exploding demand for ever-more bandwidth in communications networks is dense wavelength division multiplexing (DWDM), which allows multiple colors of traffic-carrying...
More Vision for Less Money
Machine vision has been used to ensure quality in manufacturing for more than 30 years. In that time span, there has been nothing short of a revolution in imaging technology and in manufacturing....
Tech Pulse
A Smaller, Cheaper Laser Achieves High Power
ASHKELON, Israel -- The trouble with high-power lasers is their size and cost. A 1000-W laser is typically about 1.5 to 2.5 meters long and weighs between 1000 and 1300 kg. A team including a scientist and five engineers claims to have resolved this problem with a 3000-W prototype laser that weighs 100 kg, is 0.5 meters long and costs $30,000. The laser head weighs only 2 kg. Gil Teva, the...
Chirality Is Electronically Switchable
NEW YORK -- A copper-based molecule with electronically switchable optical properties promises improved display technologies and application as a switch in molecular electronics. The complex changes...
Cornell Selected to Lead Mars Mission
NASA has chosen Cornell University of Ithaca, N.Y., to provide the instrumentation and to lead the science team for its next surface mission to Mars, which is scheduled for launch in June 2003. The...
Scattered Light Finds Defects in Wires
MADRID, Spain -- Physicists in Spain and Argentina have developed a laser-based system designed to let makers of thin metallic wires detect and assess surface defects without shutting down the...
Dusty Lab May Revolutionize LEDs
PRINCETON, N.J. -- You may think that your cleanroom should be clean, but a serendipitous bit of grime that interfered with an experiment at Princeton University could lead to the production of...
What’s in that Hamburger?
HONG KONG -- Hamburger lovers beware! The next meat patty you eat may not be what you think it is. But help is on the way. Inspired by a documentary exposing the widespread sale of adulterated ground...
Holography Offers New Opportunities
SAN JOSE, Calif. -- A picture may be worth a thousand words, but a hologram is worth many more. Independent projects at IBM’s Almaden Research Center and NASA’s Jet Propulsion Laboratory...
Scattering May Extend Laser Cooling
STANFORD, Calif. -- Laser cooling, also known as optical molasses, has found numerous scientific applications since its development 15 years ago, including the production of Bose-Einstein...
Laser-Powered Chips Sample DNA
MONMOUTH JUNCTION, N.J. -- A technology using light-activated microtransponders to achieve inexpensive, high-throughput immunoassays or DNA probe assays is under development at PharmaSeq Inc....
Head Lice Fear the Dance Floor
NEW HAVEN, Conn. -- To all you lice boning up on your disco moves: Don’t count on shaking your booty long. That black light coming your way is not for your dancing enjoyment, but for helping...
Lucent Developing Plastic Fiber
Lucent Technologies Inc. of Murray Hill, N.J., has announced plans to develop graded-index plastic optical fiber products based on the Cytop fluoropolymer produced by Asahi Glass Co. Ltd. of Tokyo....
Microchip Laser Aims at Argon-Ions
ORLANDO, Fla. -- A microchip laser developed as a compact excitation source for Raman spectroscopy should have laser manufacturers green with envy. The 532-nm laser produces 8 mW, and it may evolve...
Optical Bench Readied for NASA
Composite Optics Inc. of San Diego has delivered the optical bench for NASA’s tropospheric emission spectrometer, scheduled for June 2003 launch aboard the Aura satellite. The company subjected...
Low-Cost Night-Vision System Proposed for Home Use
In a study published in the June issue of Optical Engineering, scientists at National Chiao Tung University in Hsinchu, Taiwan, described the feasibility of fabricating a low-resolution thermal...
Pill-Size Camera Is Easy to Swallow
YOKNEAM, Israel -- The concept may be a bit hard to swallow, but the camera isn’t. Given Imaging Ltd. has developed a capsule that provides high-quality video of the small intestine, an area...
Lasers Help Power Companies Find Good Vibrations
ATLANTA -- Electric power companies may soon have a faster, safer and more effi-cient means for checking the wooden crossarms that support many high-voltage transmission power lines: a...
Spanish Physicists Focus on Fuzz
TERRASSA, Spain -- Fuzzballs on sweaters and other garments are an inescapable fact of life. They detract from a garment’s appearance and make it look old before its time. Now, at least,...
US Air Force Studies Fiber Lasers
Scientists at the US Air Force Research Laboratory at Kirtland Air Force Base, N.M., are hoping to boost the output of fiber lasers into the kilowatt range. Under the Laser Integration Technology...
X-Ray Scattering Reveals Electronic Properties
STANFORD, Calif. -- An x-ray technique for studying the fundamental properties of matter could help identify new materials for semiconductor lasers. Inelastic x-ray scattering uses the high-energy...
light speed
European Vision to See Growth
Frost & Sullivan of San Jose, Calif., has released the results of a study of the European industrial vision systems markets that suggest revenues will almost quadruple by 2006. Total market revenues are expected to rise from $574.9 million in 1999 to $2.1 billion, driven by flexibility in automation and growth in the electronic components market. The largest market sectors are for one- and...
Football Enhancement to Use Fiber Gyros
KVH Industries Inc. of Middletown, R.I., has announced that it will supply its fiber optic gyroscopes to Sportvision Inc. of New York. The gyros will be incorporated into the company’s 1st...
Scientists Leaving Ignition Facility
LIVERMORE, Calif. -- Key scientists with the National Ignition Facility at Lawrence Livermore National Laboratory are resigning from the world’s largest laser project as Congress debates how...
Komatsu, Ushio Launch Joint Venture
The boards of directors of Komatsu Ltd. and Ushio Inc., both of Tokyo, approved a joint venture agreement establishing Gigaphoton Inc., also in Tokyo, which was effective Aug. 1. The new company will...
Lucent’s Spin-off Is Born to Shop
As Lucent Technologies Inc. spins off its microelectronics business next year, the infusion of cash from a public stock offering will position the yet-unnamed company to buy new technology to compete...
Laser Patent May Be Invalid
Electro Scientific Industries Inc. of Portland, Ore., reported that the US Patent and Trademark Office has announced in a preliminary decision that some of the claims in the company's patent on the...
R&D Becomes Strategic
A report on research and development in technology companies released by Pricewaterhouse Coopers LLP of New York indicates that R&D has made a transition to support immediate efforts in the...
Excellent Research Undone
So when it was reported in May that more than half of the university laboratories in the UK were using outdated equipment, we wondered what might be amiss. The report, from Manchester...
Rockwell Defends Expired Patent
The patent on a process held by a division of Rockwell International Corp. expired in January, but that hasn’t stopped the company from defending it in court. The targets of Thousand Oaks,...
Accent on Applications
Laser-Based Detector Puts the Freeze on Water
There is a spot in New Mexico where six natural gas pipelines converge, carrying the energy source from producers in New Mexico and Colorado to customers in California. At that junction, 2.8 billion...
Optical Switch Automates Leading-Edge Network Node
In today’s synchronous digital highway and SONET networks, most switching occurs electronically. In dense wavelength division multiplexing (DWDM) systems, remote switching still is perceived...
Paint-Measuring Laser Gives Good Vibrations
As old-time auto mechanics are wont to complain, technology beneath the hood is becoming more and more advanced. But techniques for improving the exterior of cars are also moving forward. The complex...
Confederate Prison Camp Shown Under New Light Infrared
After the American Civil War, the Confederate prison camp in Salisbury, N.C., carried the reputation as being one of the South’s harshest installations. A monument on the site records that...
Presstime Bulletin
Balzers Thin Films Becomes Unaxis Optics
Balzers Thin Films is changing its corporate structure and its name in accordance with the demands of the information technology market, the company said. The thin-film coating specialists formerly known as Balzers Thin Films will now provide their know-how for the optical industry under the name Unaxis Optics. With this move, Unaxis Optics has dedicated itself to the age of the photon and...
Vision Systems Planned for Chip Bonding
Cognex Corp. of Natick, Mass., announced that it ahs received a $13 million purchase order for machine vision systems from Tokyo-based Shinkawa ltd. It follows a $6 million order placed by the...
Light Pulse Breaks
A team at NEC Research Institute in Princeton, N.J., has reported the gain-assisted propagation of a light pulse through a gas cell at 310 times the speed of light in a vacuum. The researchers...
Newport Acquires Unique Equipment Co. to Bolster Fiber Optics Solutions
Newport Corp. has announced the acquisition of Unique Equipment Co., a Chandler, Ariz.-based systems integrator specializing in the use of robotics for the fiber optics and semiconductor industries....
Newport Receives Multimillion Dollar Orders from OEMs
IRVINE, California -- Newport Corp. reported orders for its high-precision motion control mechanics, optics and vibration control systems from OEMs totaling $18 million. Newport will ship the...
Organic Diode Laser Goes Electric
Researchers at Lucent Technologies Inc.’s Bell Labs in Murray Hill, N.J., have produced an electrically driven organic solid-state laser. The device, which they described in the July 28 issue...
Robots Run Obstacle Course
A competition held at the annual conference of the American Association for Artificial Intelligence in Austin, Texas, was a big mess - deliberately. Researchers from the National Institute of...
New CCD Sees in Low Ligh
Marconi Applied Technologies of Chelmsford, UK, revealed at the SPIE annual meeting the development of a technology that amplifies CCD signals without amplifying their noise. Andor Technology Ltd. of...
Fraunhofer and Standard MEMS Join Forces
The Fraunhofer Institute for Silicon Technology (ISIT), part of Germany’s largest applied science and technology organization in Itzehoe, Germany, will team-up with Standard MEMS Inc., a...
Standard MEMS Inc. Opens Microphotonics Technology Center
Standard MEMS Inc. announced the opening of its 15,000 square foot Microphotonics Technology Center located in Southbridge, Mass. The Microphotonics Group will focus on MOEMS...
CAFA Inducts Standard MEMS
BURLINGTON, Mass. -- Standard MEMS will join The Center for Advanced Fiberoptic Applications (CAFA) on June 16th at CAFA’s offices, 50 Optical Drive, Southbridge Business Center, Southbridge,...
Products
LARGE-AREA AVALANCHE PHOTODIODES
Vacuum-UV large-area avalanche photodiodes from Advanced Photonix Inc. use a spectral enhancement to optimize their sensitivity at 157 nm, where they deliver a gain of 250 and can sense wavelengths...
Advanced Photonix
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IC FOR BROADBAND USE
The VSC8123 is an adaptive clock and data recovery integrated circuit for use in broadband applications with continuous frequency coverage from 10 Mb/s to 2.7 Gb/s. Vitesse Semiconductor Corp.'s...
Vitesse Semiconductor Corp.
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MULTIMODE TRANSCEIVERS
Tyco Electronics Corp. has released the AMP OC-3/Fast Ethernet multimode MT-RJ transceivers. The 156-Mb/s module is intended for use in SONET OC-3 multimode fiber physical layers that provide ATM and...
Tyco Electronics, Communications & Industrial Solutions
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AREA-SCAN CAMERAS
Basler Vision Technologies has expanded its line of area-scan cameras with the A210 and A210C. The monochrome A210 and color A210C are 1k x 1k, 50-fps cameras that use an interline sensor consisting...
Basler AG
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IMAGING SOFTWARE
Matrox Imaging has created version 6.1 of the Matrox Imaging Library software development tool kit for machine vision, medical imaging and image analysis. This programming library offers an extensive...
Matrox Imaging
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LINE-SCAN CAMERAS
Three-CCD, prism-based color line-scan cameras for industrial web inspection applications are available from JAI. This line includes the CV-L103 and the CV-L105 models that have 2048-pixel resolution...
JAI A/S
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MICRO CAMERA
NAC Image Technology's Memrecam micro camera system captures full-color, high-speed images at up to 500 fps. The system has interchangeable angled or straight color camera heads that weigh <1 lb...
nac Americas Inc.
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PC-BASED VISION SYSTEM FOR INDUSTRIAL SETTING
Cognex Corp. has released the second version of its PC-based vision system. The Checkpoint II is designed for multicamera guidance, gauging and defect inspection applications. A 400-MHz processor...
Cognex Corp.
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CONTROL SWITCH
The Safety Mate, an electronic protection, monitoring and switching device, was designed by PolyScience to provide more flexibility in controlling laser and industrial equipment and cooling systems....
PolyScience
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EPOXY RESIN
The new 40-3900 two-component epoxy adhesive from Epoxies Etc. is filled with pure silver. This electrically conductive epoxy resin has an electrical resistivity of less than 1 x 1024 (omega)/cm and...
Epoxies, Etc.
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IC CHIP SET
Infineon Technologies AG's system-on-a-chip read-channel integrated circuit can be configured as a stand-alone device or an integration-ready core. The Santa Cruz, designed to boost the capacity and...
INFICON
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980-nm DIODE LASERS
Coherent Inc., Semiconductor Group, has released a series of high-power laser diodes in the 980-nm range. Consisting of 30-W bars and 25-W fiber array packages, the products are suitable for...
Coherent Inc.
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LASER BEAM BENDING
Lightweight units for 90° bending of CO2 laser beams are available from Kugler GmbH. The UE50L, which uses water-cooled metal mirrors, has been fabricated from lightweight materials for a weight...
Kugler of America Ltd.
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DIODE LASER
The MDL 300 modulated diode laser from PicoQuant GmbH has up to 2 GHz of modulation frequency and changeable laser heads. It provides a fast excitation source for phase modulation fluorescence...
PicoQuant GmbH
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LASER TUBE MILL
The Fraunhofer Center for Laser Technology has introduced a high-speed laser tube mill for continuous production of small-diameter tubing. It forms and welds flat coil stock into tubing at speeds...
Frankfurt Laser Company
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TUNABLE LASERS
Suitable for use in dense wavelength division multiplexing, the ECL-210 external-cavity lasers from Santec Corp. offer an 80-nm tuning range and are available for all wavelengths between 1460 and...
Santec USA Corp.
VCSELs
The Specdilas line of vertical-cavity surface-emitting lasers (VCSEL) from Laser Components Inc. is suitable for a range of laboratory and commercial applications, from spectroscopy, laser Doppler...
Laser Components Germany GmbH
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PACKAGING WORKSTATIONS
Newport Corp.'s LaserWeld series 4000 family of automated packaging workstations perform laser-welded assembly and are configured for multiple welding geometries and package designs. The LW4000...
MKS/Newport
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FIBER LIGHT SOURCES
The L7893 series of UV-VIS fiber light sources from Hamamatsu Corp. combine stable deuterium and tungsten lamps to provide a wide spectral range and a long service life. Designed for compact...
Hamamatsu Corporation
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CRYSTALS FOR THE IR
Cobolt AB has produced RTA periodically poled crystals for nonlinear frequency conversion applications. The RTA produces better transmission in the infrared range (0.35 to 5.3 µm) than KTP...
Cobolt AB
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AR COATINGS
Edmund Industrial Optics offers an antireflection coating for its line of UV fused silica lenses. This coating detects faint UV fluorescent signals by increasing the UV light that passes through the...
Edmund Optics Inc.
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CONFORMAL COATINGS
Dymax Corp. has released a line of solvent-free, light-curing conformal coatings. Included are a faster-curing grade of UL- and MIL-SPEC-approved 984-LVF conformal coatings, a tough and flexible...
Dymax, Headquarters
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IR SAMPLE CARDS
International Crystal Laboratories offers disposable infrared sample cards that use optical crystal windows. They are designed to eliminate spurious absorbance peaks such as those found with cards...
International Crystal Laboratories
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LINE-SCAN INSPECTION
The Web Ranger 1000 from Wintriss Engineering Corp. detects high-contrast defects in continually processed materials where the difference between good and defective material is greater than the web...
Wintriss Engineering Corp.
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MEASUREMENT AND CONTROL
With LabView 6i from National Instruments, users can share test results and measurement data with colleagues throughout an enterprise. They also can publish or subscribe to live data with no...
National Instruments Corp.
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MINIATURE SPECTROMETERS
The Jeti family of fiber-coupled, miniature spectrometers, systems and accessories deliver a spectral resolution of 9 nm in the visible range with the standard 100-µm-diameter fiber optic...
Data Optics Inc.
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OPTICAL STANDARDS
Avian Technologies LLC has introduced standards for transmittance, regular and diffuse reflectance, and first-surface fluorescence that are traceable to the National Research Council Canada and the...
Avian Technologies LLC
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OSCILLOSCOPE FIRMWARE
LeCroy Corp. has introduced firmware designed to improve the efficiency of oscilloscope operation by allowing custom menus and operations to be created. Custom DSO, developed for the company's LC and...
Teledyne LeCroy
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PHASAR SIMULATOR
Optiwave Corp. has launched version 2.0 of its WDM_Phasar software for designing and simulating phasar arrays. New features enable designs with lower insertion loss and possibilities for flattening...
Optiwave Systems Inc.
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PMD ANALYZER
Exfo Electro-Optical Engineering Inc. has released a polarization mode dispersion (PMD) analyzer to support high-speed fiber transmission rates. The FTB-5500 analyzer has a measurement range of 0.05...
EXFO Inc.
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SOURCE BANK
ILX Lightwave Corp. has added a high-density source bank to its line of photonic test and measurement instrumentation. The SSB-9200 is designed for WDM component, amplifier and system testing,...
Newport - ILX Lightwave, Photonics
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SURFACE MEASUREMENT FOR FIBER OPTIC DEVICES
The Surface Measurement Instrument (SMI) from Optikos Corp. uses wavefront-sensing technology to measure ball lenses used in fiber optic devices. The instrument can quickly evaluate radius of...
Optikos Corporation
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THIN-FILM MEASUREMENT
Filmetrics Inc. has introduced two systems for nondestructive measurement of samples on curved surfaces. The products measure two-layer structures and optical constants. The F20-CP is designed to...
Filmetrics, KLA Instruments
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THRESHOLD CONTROL
Advanced Research Instruments Corp. has upgraded the F-100T amplifier/discriminator with a digital threshold monitor to provide more accurate control. The F-100T features a large 3.5-digit display at...
Advanced Research Instruments Corp.
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TOOL SETTING
Renishaw Inc. has introduced its laser-based NC1 noncontact tool-setting system. The device uses a laser beam to measure tool diameter and length at normal spindle speeds, thus minimizing impact on...
Renishaw Inc.
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WAVEFRONT SENSOR
Imagine Optic has added the HASO 16 to its line of Shack-Hartmann wavefront sensors. This high-speed sensor has a processing frequency of 500 Hz. Its acquisition rate can be raised to 900 MHz, and,...
Imagine Optic
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WAVELENGTH SENSOR
Pacific Silicon Sensor Inc.'s PSS Ws-7.56 determines the wavelength of monochromatic light from lasers or LEDs between 450 and 900 nm. It is designed for applications in laser testing, LED sorting...
First Sensor Inc.
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WAVELENGTH METER
The Q8326 optical wavelength meter from Tektronix Inc. tests laser diodes for use in telecommunications. It has a wavelength accuracy of ±2 ppm and resolution to 0.1 pm. The meter has a...
Tektronix Inc.
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