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Photonics Spectra - December 1997
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Issue Library
Features
Microlens Arrays Sharpen the Details
As devices that employ photonics components shrink, optical engineers increasingly are turning to the smallest tools at their disposal, and when it comes to lenses, they face a bevy of choices. One...
Diamonds Turn Out Precision Optics
During the middle of the Cold War, the United States military establishment became upset about the cost of infrared components. The military was going to need increasing numbers of large-diameter...
Photonics Goes for the Gold
Locker-room quality control: Photonics improves athletes' performance When people use computers or audio equipment, ride cars and planes, or check out their groceries, photonics is there, making...
Fiber Lasers:
Ultrafast laser technology has seen revolutionary development in the last several years. As the technology has developed, so have commercial applications, prompting system developers to consider the...
Photonics Leads the Way to a Stellar Alignment
Stationed on 18-m towers in New York and California, a one-of-a-kind photonic device has played a crucial role aligning eight cylindrical mirrors and the telescope assembly for the Advanced X-ray...
For High-Power Lasers, Thin Is Cool
High-power diode-pumped solid-state lasers promise to provide small, versatile, rugged light sources for applications from the factory to the cleanroom. Commercial devices that take advantage of the...
Tech Pulse
Photonics Brings Dinosaur to Life
SAN ANSELMO, Calif. -- Museums, faced with the dilemma of making their displays more interactive and paying top dollar for fossils, have turned to laser scanning as a solution to their troubles. "It's a shame, but museums are losing attendance," said Scansite's Lisa Federici. "So they've finally taken the turn that they'd like to bring their exhibits more into the 20th century." Doing that means...
Solid-State Diode Lasers Gain Ground
Diode and diode-pumped lasers are about to find significant commercial applications, several experts on commercial and research photonics told a standing-room-only audience during a session at the...
Laser Aids Hair Restoration
A carbon dioxide laser in combination with a computerized pattern generator creates recipient sites for hair grafts more effectively than traditional methods. That's the finding of Dr. Barry...
Laser Helps Take Twinkle out of Stargazing
LIVERMORE, Calif. -- A laser system that makes a false star glow in the Earth's upper atmosphere will help astronomers study some of the universe's faintest objects. The same phenomenon that makes...
Magnetic Field Alters Disc's Properties
GRENOBLE, France -- A team of scientists has discovered a way to use a magnetic field to alter the transparency of a plastic disc. Bart van Tiggelen of the Universite Joseph Fourier and researchers...
Princeton Promises Much on Organic Lasers
PRINCETON, N.J. -- It may not carry the fury of the big bang or death gene debates, but to those in the diode laser business organic lasers have sparked more than polite dinner conversation....
Quick Screening Provides Key to New Luminescent Materials
Researchers have long sought new compounds for ultraviolet-excited phosphors -- important for the development of flat panel displays and lighting. Because there are no reliable theories to predict...
Ring Laser Measures Earth's Rotation
CHRISTCHURCH, New Zealand -- In an underground cave, deep within the Cashmere peninsula, the musical note E-flat has taken on special meaning. Researchers from the University of Canterbury have...
New Sensor Combines CMOS and CCD
DALLAS -- Engineers at Texas Instruments have combined the performance features of the charge-coupled device (CCD) and the manufacturing advantages of the complementary metal oxide semiconductor...
Diffraction Brings Street Signs to Life
ROSKILDE, Denmark -- A new process that impresses holographic optical elements onto polymer rolls could significantly reduce the cost of keeping roads safe at night. According to Ibsen Micro...
Pentagon's Laser Test Fails to Meet Objective
When the Pentagon fired a mid-infrared laser at an orbiting US Air Force satellite in October, it failed to accomplish one of the experiment's main objectives: recording the impact. The Defense...
Thomson and Oxford Unveil Fingerprint ID System on a Chip
Set for release early next year, the chip uses thermal imaging to capture an image of a person's finger. The image data is then reconstructed by a Thomson algorithm, and the fingerprint is verified....
Xerox Makes Colorful Splash with Blue Diode Laser
PALO ALTO, Calif. -- A small -- a very small -- spot of color here and there is behind Xerox's development of a blue laser diode. Xerox hopes to use the nitride-based semiconductor technology to...
light speed
Anritsu Focuses on Local Business
Anritsu Corp. announced a globalization strategy that stresses its new motto: "A global company with a local face." The worldwide manufacturer of communications, industrial automation, and test and measurement products is linking its operations, technologies, products and services throughout its locations in 54 countries. In North America, the company consolidated its Wiltron, Anritsu Wiltron and...
Government Program Brings Big-Time Benefits
WASHINGTON -- Guts and glory go hand in hand under the US Department of Commerce's Advanced Technology Program, which gives developmental and financial assistance to groups willing to take on...
Census Bureau To Count Lasers
Under its existing industrial coding system, the US Census Bureau does not have a distinct designation for lasers and electro-optics. Productivity data from the agency has been of little use to...
College Mixes Business with Engineering
CHAMPAIGN, Ill. -- Engineering majors graduate from college with the skills to design and build lasers, optical systems and even spacecraft. When it comes to building their own businesses, however,...
Consortium to Deliver Optical Materials Standards
GAITHERSBURG, Md. -- UV lithography, IR imagers and spectroscopy are just a few of the industries that could benefit from a consortium proposed by the National Institute of Standards and Technology...
Declining Defense Budget Will Not Hinder Electronics Growth
Despite projections that the US Department of Defense's overall budget will decline within 10 years, the portion of the defense budget allotted for electronics is expected to increase. That's the...
Texas Instruments Sets Up Fund To Expand DSP Applications
To support the development of new applications for high-performance digital signal processors, Texas Instruments Inc.has given $25 million to universities around the world. The establishment of the...
Guide Targets High-Tech Start-Ups
RESEARCH TRIANGLE PARK, N.C. -- To be successful, small high-technology start-up companies -- including manufacturers of photonic components -- need to listen to and learn from their customers....
R&D to Suffer from Kodak Cuts
ROCHESTER, N.Y. -- As part of a $1 billion cost-saving plan, Kodak will cut between $100 million and $150 million from its research and development budget. What that means to advanced projects such...
Photonic Switch and Matrix Market Expected to Skyrocket
Global consumption of photonic switches and switch matrices will increase dramatically within 10 years, according to a recent report published by ElectroniCast Corp., a communications market...
Sales of Vision Inspection Systems Lag in Britain
The UK Industrial Vision Association recently published a survey reporting $20.9 million, or £13 million, in sales of vision inspection systems inside the UK last year. This contrasts sharply...
Accent on Applications
Airborne Lasers Map Beach Erosion
Residents of coastal communities are no strangers to the ravages of hurricanes, and beach erosion is one of the problems these storms leave in their wake. The National Oceanic and Atmospheric...
Light-Shaping Diffuser Enables Miniature High-Resolution Display
When engineers at Kopin Corp. began development of a flat panel display that would allow portable electronic devices such as pagers and cell phones to display text, video and graphics, their goals...
Motion Control Card Lets Refrigerator Makers Chill
People don't give much thought to how or why their refrigerator doors open and close the way they should. It is pretty much taken for granted. But at Whirlpool, one of the leading manufacturers of...
Optical Retarder Aids Protein Crystal Growth Study
In September a device for studying protein crystal growth made its first flight in space on the STS-86 space shuttle mission to Mir Space Station. The Microgravity Research Program Office's...
Presstime Bulletin
Science Applications International Acquires Bellcore
Science Applications International Corp., a provider of telecommunications, system integration and information technology, has completed its acquisition of Bellcore Co., based in Morristown, N.J. The...
IR Camera Passes Antimissile Test
The UK's Ministry of Defence recently conducted a round of tests on an infrared-based system designed to protect aircraft from heat-seeking missiles. Developed by Northrop Grumman Corp., the Directed...
Germanium Causes Fiber Makers to See Green
Bell Labs, the Atlanta-based research and development arm of Lucent Technologies, has developed a recycling process that salvages germanium from the waste products of optical fiber manufacturing. To...
FujiFilm Microdevices and Kopin Forge Alliance
FujiFilm Microdevices Co. Ltd. has tapped Kopin Corp. of Taunton, Mass., to provide its CyberDisplay active-matrix liquid crystal display (LCD) for FujiFilm's digital camera chip sets. The new chip...
Senate Confirms Kammer as Head of NIST
The US Senate confirmed Raymond Kammer to head the Commerce Department's National Institute of Standards and Technology (NIST). His confirmation comes after a long tenure with the department, where...
Sony Puts Blue-Green Laser to Work
Sony has announced an optical disc recording system that employs a blue laser for high-density data storage. The 12-GB model uses a 515-nm blue-green laser unveiled by Sony in January 1996. A high-NA...
Products
ACTIVE-PIXEL SENSOR
C-Cam Technologies is introducing the FUGA 22, a 2048 3 2048-active-pixel sensor. The company says that the device's 16 3 16-mm image area is the largest of its kind and that with more than 12 million MOSFETs, it is likely the largest standard CMOS circuit in the world. This random addressable image sensor has a maximum pixel rate of 4 MHz, with eight parallel outputs available on a chip....
C-Cam Technologies
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POCKELS CELL PULSER
The Model 7GP10 HV Pulser from Quantum Technology Inc. was designed to drive Pockels cells and electro-optical Q-switches with repetition rates of 10 kHz at 6 kV or 20 kHz at 3 kV. This instrument...
Quantum Technology Inc.
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FO TRANSMISSION
Physical Optics Corp.'s POC220 is a bidirectional fiber optic transmission system for remote monitoring, media retrieval, distance learning and videoconferencing applications. With high-speed digital...
Physical Optics Corp. (POC)
CCD MICROCAMERA
Sony Electronics Inc. is offering a 1/4-in. color CCD microcamera module that incorporates a digital signal processing chip for control. Measuring 22 3 22 3 30 mm, the XC-333 is suited for systems...
Sony Electronics Inc., Visual Imaging Products Group
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SMART CAMERA
Equipped with on-board intelligence, the OPSIS 1300AS digital megapixel camera from Wintriss Engineering Corp. is for machine vision and motion analysis applications. Features include 1300 3...
Wintriss Engineering Corp.
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HIGH-POWER DIODE LASER
The CS series of high-power open heat sink diode lasers from Opto Power Corp. feature output powers up to 40 W CW. These monolithic diode arrays are available in 830-, 910- or 940-nm wavelengths, and...
Opto GmbH
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LASER DIODE DRIVERS
The 5000 Series Advanced Laser Diode Drivers from Newport Corp. feature 16-bit resolution and low noise, and are available with maximum current outputs of 500 mA, 3 A or 6 A. The drivers have an...
MKS/Newport
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PIV LASER
A laser for particle image velocimetry (PIV) applications is available from Continuum, a supplier of solid-state laser systems for scientific, industrial and medical applications. The Minilite-PIV...
Amplitude Laser Inc.
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POWER METER
A new handheld laser power meter is available from Coherent. The LaserCheck is microprocessor-controlled, with wavelength correction, autoranging, and sample and hold functions. Its rugged, ergonomic...
Coherent Inc.
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TUNABLE LASER
The TSL-210 tunable laser source from Santec Corp. has 10-mW optical output and an 80-nm tuning range. A fine-tuning mode function allows for continuous wavelength tuning, and the front panel display...
Santec USA Corp.
LOCK-IN AMPLIFIER
A lock-in amplifier from Stanford Research Systems performs in the 25-kHz to 200-MHz range with high dynamic reserve, excellent gain stability and zero drift. Unlike other amplifiers, the company's...
Stanford Research Systems Inc.
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ILLUMINATION MODELING SOFTWARE
Optical Research Associates has added an Illumination Module to its LightTools optomechanical modeling software. This feature uses a menu-driven interface to facilitate rapid 3-D solid modeling of...
Synopsys Inc., Optical Solutions Group
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WAFER CUTTING
Resonetics Inc. announces a noncontact silicon wafer cutting technique, using a new laser process to cut patterns such as arcs, curves, circles and rectangles. Key features include narrow kerf widths...
Resonetics LLC
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FO LIGHT SOURCE
The ALS-06 offered by Ancal Inc. is a fiber optic light source designed to provide reliable illumination for spectroscopic and radiometry measurements. The system includes a high-intensity quartz...
Ancal Inc.
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STABILIZED LEDs
Inphora has introduced the IPR-DES line of temperature- and light-stabilized light-emitting diodes that comply with specific photometric and radiometric standards. Its series consists of GaAsP...
INPHORA Inc.
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FOCUSING LENSES
Laser Research Optics introduces a line of CO2 laser focusing lenses and mirrors. Included are planoconvex, planoconcave and meniscus configurations in diameters from 0.5 to 2.0 in. and focal lengths...
Laser Research Optics
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MINI TUNABLE FILTER
DiCon Fiberoptics Inc. has modified its Miniature Tunable Filter to include a captured o-ring sealed tuning screw for improved feel and precise tuning. The center wavelength can be tuned over 15 nm...
DiCon Fiberoptics Inc.
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OPTICAL DRIVER
New Focus Inc. has developed the Model 8732 Multi-Axis Driver, which can be used to connect the company's Picomotors to an optical system. The driver allows full computer control with IEEE-488 and...
Newport - New Focus
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CUSTOM PRISMS
Ariel Optics Inc. is offering custom manufacturing of its prisms to meet specific application requirements. The prisms are available in a range of materials, including BK, fused silica, SF and Pyrex,...
Ariel Optics Inc.
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SPECTRAL ANALYSIS
The LED-1100 Spectral/Goniometric Analyzer and LED-1000 Spectral Analyzer from Labsphere Inc. provide precise analysis of the optical properties of LEDs and infrared emitting diodes. These benchtop...
Labsphere Inc.
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INTERFEROMETER
Blue Sky Research's Laser Wave Analyzer provides users with information about the quality of a laser beam. The dual shearing interferometer system displays wavefront phase and aberrations, beam...
Blue Sky Research
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SPECTROMETRY SOFTWARE
Ocean Optics Inc. is offering the OOIWinIP Windows driver package, which allows users to write their own real-time data acquisition programs for the company's spectrometers. Comprising a 16-bit...
Ocean Optics - Part of Ocean Insight
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VIDEO CALIPER
Colorado Video announces its video caliper Model 308, which measures horizontal and vertical dimensions in real-time images. The caliper superimposes two vertical and two horizontal cursors onto the...
Colorado Video Inc.
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