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Photonics Spectra - March 2013
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Features
Photonics Companies Go Green, Naturally
Optoelectronics firms worldwide are going green by recycling, reducing energy use and even installing solar panels to be good to the planet and their communities while helping their bottom lines. It’s only natural. Sustainability is a growing theme in global business, politics and culture, thanks to evidence for climate change and the pressure exerted on the Earth’s limited resources...
Lasers Help Fabricate Solar’s Future
Etching, scribing and isolating are essential functions in solar cell manufacturing, and lasers play a large part in each. Solar cells turn light into electricity. So it’s fitting that...
New Multi- and Hyperspectral Cameras Cover Diverse Applications
A new snapshot multispectral imager enables real-time, dynamic applications; its sister line-scan hyperspectral imager handles applications demanding high speed and high spatial/spectral resolution....
MicroLED Arrays Find Applications in the Very Small
Although relatively new, these arrays already are being commercially exploited and have the potential to benefit lighting, lithography, research and other areas. LEDs are now ubiquitous in everyday...
Multispectral Optical Coatings Are Tough, Versatile for IR Applications
Hybrid diamondlike carbon (h-DLC) coatings for multispectral use combine the hardness of protective DLC coatings with the multispectral functionality of high-end IR coatings. Optical coatings are...
Editorial
Toward Sustainability
Seven months after the release of the National Academy of Sciences report, Optics and Photonics: Essential Technologies for Our Nation, efforts are ongoing to showcase just how the technologies can solve problems, enable innovation, facilitate economic growth and improve lives, according to a recent press release from OSA. At an event last month in Washington, industry leaders gathered once again...
Workforce of Tomorrow
Problem-Based Learning in Photonics Education
“Your graduates know plenty of technical facts, but they don’t know how to use them to solve problems they face on the job.” “Can’t you do something to teach these kids...
Optical Shop Safety: Awareness and Administration
An expert in the field introduces the most common hazards and pitfalls – and what to do about them. Although governmental regulations and guidelines from professional entities exist and...
Tech Pulse
Metallic “sandwich” boosts solar cell efficiency
A new combination of metal and plastic increases the efficiency of organic solar cells by 175 percent, making them more competitive with conventional silicon photovoltaics. The nanomesh structure,...
Incoming asteroid! Set lasers on “vaporize”
As this issue went to press, an asteroid roughly half as large as a football field – and with energy equal to that of a large hydrogen bomb – readied for a flyby of Earth. A proposed...
Sprinkled silver nanocubes enhance light absorption
Just as salt sprinkled over a piece of meat enhances its flavor, tiny silver cubes sprinkled at random on a polymer-coated gold surface enhance the material’s ability to “perfectly”...
Unique waveguide provides pinpoint control of light
A tunnel-like device that channels light effectively into a point just a few nanometers across may lead to next-generation applications in computing, communications and imaging. Beams of light are...
Photonic FEL helps fingerprint drugs
Combining a free-electron laser and a photonic crystal makes it easier to identify a drug than using chemical analysis. A terahertz laser can show the molecular structure of drugs because the beam it...
Delicate systems observed with quantum physics
Groups of photons prepared in certain quantum states can noninvasively probe ultrasensitive objects such as individual atoms or living cells, overcoming the standard quantum limit for the first time....
FEL pulse temporal profile made in a FLASH
The temporal profile of an individual free-electron laser (FEL) pulse now can be measured with femtosecond precision using FLASH, a soft-x-ray FEL. The technique could be used to film atoms in motion...
Hot graphite shines new light on laser-driven fusion
A new strongly heated graphite experiment has left an international team of researchers with some unexpected results that may reveal secrets of giant planets, white dwarfs and laser-driven fusion. In...
Nanomechanical fiber goes beyond light transmission
A new dual-core optical fiber that can perform the functions of signal switches, routers and buffers by applying a minute amount of mechanical pressure could significantly enhance data processing and...
The rise of the boson-sampling computer
Despite the widespread research on quantum computing, nobody has built a machine that uses quantum mechanics to solve a computational problem faster than a classical silicon-based computer. Now...
Microactuator flexes under laser light
A microscale actuator that flexes like a tiny beckoning finger under a burst of laser light may point toward practical applications in artificial muscles, microfluidics and drug delivery. The...
Photons can sense each other
Photons can “sense” each other and coordinate their separate paths through a complex material, new research from the Niels Bohr Institute shows. The scientists demonstrated that photons...
light speed
Prism Awards honor innovations in photonics
An early-stage diagnostic tool for skin cancers, a portable device to test for toxins in water and food, and a versatile laser capable of meeting multiple industrial needs were among 10 winners of...
Residential solar market rises
As module prices fall, solar photovoltaic (PV) technology is seeing an increase in uptake – and a growing part of that increase is on the home front. Because of this, solar likely will maintain...
OPIC, OPIE aim to keep photonics growing
Scientists, engineers and industry leaders from around the world will combine their expertise to keep the field of photonics on a growth path during the Optics & Photonics International Congress...
Halation Photonics completes funding round
Halation Photonics Corp. of Suzhou, China, announced in December the completion of its second funding round, which it will use to expand product applications. Terms of the round were not disclosed....
LG begins OLED TV rollout
LG Electronics of Seoul, South Korea, began accepting preorders for its 55-in. WRGB organic LED (OLED) TV in January, with deliveries expected the following month. The company is the first to launch...
50-kW laser weapon passes tests
Rheinmetall AG’s new 50-kW high-energy laser weapon technology demonstrator has tested successfully in snowy conditions and blinding sunlight. The demonstrator consisted of two functional...
AFL employees receive patents
Employees at AFL of Spartanburg, S.C., have received patents for developing fiber optic products and technologies for telecommunications applications. Brian Herbst, director of specialty cables,...
LightPath reduces IR manufacturing costs 30%
Through an R&D initiative, LightPath Technologies Inc. of Orlando, Fla., has reduced its infrared lens manufacturing costs by 30 percent, according to a quarterly shareholders’ update in...
Shutterfly to license Kodak imaging patents
Digital photo product and service provider Shutterfly Inc. of Redwood City, Calif., has agreed to license 1100 Kodak imaging patents and other patents that Kodak is keeping as part of its ongoing...
People In The News
Among the five winners of Lockheed Martin’s Innovate the Future challenge are James Mutitu, who achieved second place for his idea for enhancing solar cell efficiency through improved...
Moves & Expansions
Carl Zeiss Canada has expanded its reach into the Canadian clinical microscopy market through a new distribution partnership with Inter Medico of Markham, Ontario. Inter Medico will distribute...
Sumitomo mass-produces Thunderbolt cable
Sumitomo Electric Industries Ltd. of Tokyo, the first company to receive Thunderbolt certification from Intel Corp. of Santa Clara, Calif., has begun volume production of the optical cable. Based on...
GreenLight
Peel-and-stick solar cells add more than flexibility
Unlike their stiff, inflexible cousins, new peel-and-stick thin-film solar cells can be peeled off like Band-Aids and stuck to virtually any surface, from paper to windowpanes. Standard thin-film photovoltaic (PV) cells require direct fabrication on the final carrier substrate, but the peel-and-stick ones developed at Stanford University in California do not, avoiding all the challenges...
Lighter Side
Food allergen worries? There’s an app for that
Food allergy sufferers: Wouldn’t it be nice if you could simply scan food with your smartphone to check for potentially lethal allergens? Well, get ready: A personalized food allergy testing system called iTube could bring peace of mind a step closer to your daily bread. The mini lab – which uses colorimetric assays, test tubes, LEDS and a smartphone-based digital reader – was...
Products
Laser Pulser
The T165 laser pulser manufactured by Highland Technology Inc. incorporates an edge-triggered pulse generator with 150-ps nominal rise and fall times into a butterfly or TO-packaged laser. The 2 × 2-in. design connects directly to standard 0.1-in. pin-pitch butterfly laser packages, making it suitable for OEM use in laser systems. Laser current, bias and pulse width are settable...
Highland Technology Inc.
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Imaging System
Photron Inc.’s Fastcam SA8 high-speed camera with 1280 × 1024-pixel image resolution operates at up to 3500 fps. Increased frame rates are also available at reduced resolution, including...
Photron USA Inc.
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White LED
Prizmatix Ltd. has introduced the UHP-T-LED ultrahigh-power white LED with >4 W of collimated white light for scientific and industrial applications. It can replace mercury or xenon lamps in...
Prizmatix Ltd.
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Fiber Optic Detectors
Newport Corp. has introduced photodiode-based fiber optic detectors, alternatives to existing 918D-IS integrating sphere fiber detectors. They enable free-space and fiber optic measurements by...
MKS/Newport
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Titanium:Sapphire Pump Mirrors
REO has introduced an expanded series of ultrafast dichroic pump mirrors designed to support femtosecond Ti:sapphire lasers. This is achieved through the use of thin-film coatings that generate...
Research Electro-Optics Inc. (REO)
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High-Resolution Lenses
Edmund Optics has introduced its TechSpec high-resolution lenses for 1- and 4/3-in. sensors. The durable lenses are designed to withstand the harsh demands of industrial inspection applications. ...
Edmund Optics Inc.
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Raman Analyzer
The Agility from BaySpec Inc. is a transportable Raman analyzer that offers a dual-band option. It employs a volume phase grating as the spectral dispersion element, customizable to any wavelength...
BaySpec Inc.
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USB 3.0 Cameras
Lumenera Corp. has launched its USB 3.0 CMOSIS sensor-based camera series. The Lt425 and Lt225 were created for speed using USB 3.0 technology to ensure image delivery at up to 170 fps at...
Teledyne Lumenera
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IR Spectroscopy Cameras
Princeton Instruments has launched the PyLoN-IR, controllerless, cryogenically cooled CCD cameras for spectroscopy. The linear InGaAs photodiode array cameras are designed for quantitative...
Teledyne Princeton Instruments
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Dual-CCD Microscope Camera
Olympus America Inc. offers a dual-sensor scientific-grade microscope camera that combines digital color technology with the high sensitivity of monochrome imaging, switching quickly and easily...
Evident
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Light Grids
Pepperl+Fuchs has introduced its LGS Series light grids featuring a slim IP67 enclosure housing with the control unit integrated into the receiver module, uncomplicated plug-and-play mounting, and...
Pepperl+Fuchs Inc.
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Laser Markers
Keyence has introduced the MD-F5100 series 50-W three-axis fiber laser markers. The compact and fanless architecture and IP64 rating (head unit) enable use in demanding manufacturing environments....
Keyence Corp. of America
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Single InGaAs Array Spectrometer
A line of lab spectrometers, the LF-Series from Spectral Evolution, offers a range of NIR spectrometer capabilities for general spectroscopy, water and moisture analysis, process monitoring,...
Spectral Evolution Inc.
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Microchip Lasers
RPMC Lasers Inc. is offering the 1-mJ IR and 350-μJ 532-nm microchip lasers from Concepts Research Corp. The lasers have repetition rates up to 30 Hz with pulse widths <1 ns and good beam...
RPMC Lasers Inc.
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Fast Axial OEM Sensor
Ophir Photonics Group has announced a fast axial OEM sensor based on a thermopile design that provides fast response times and high power levels. Response times are up to 20 times that of traditional...
MKS Ophir, Light & Measurement
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5-Megapixel CameraChip Sensor
OmniVision Technologies Inc. has announced the OV5656, a 5-megapixel CameraChip sensor for the growing smartphone, tablet and digital video camera markets. It uses the proprietary 1.75-μm OmniBSI+...
OMNIVISION
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High-Power Red Laser Array
Princeton Optronics is offering 15-W red laser devices and arrays at 650 nm for medical and illumination applications. The arrays have an efficiency of >20%, a spectral width of ~1 nm and a...
Princeton Optronics Inc.
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A/D Boards
Ultraview Corp. has announced a 16-bit four-channel PCIe 250-megasample per second analog-to-digital (A/D) board for applications where repetitive signals on multiple time-aligned channels must be...
Ultraview Corp.
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Electromagnet Power Supply
Lake Shore Cryotronics Inc. has introduced Model 648, a robust, fault-tolerant 10-kW supply optimized for powering 7- or 10-in. research electromagnets. It is suitable for electromagnet...
Lake Shore Cryotronics
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Laser Scanner and Tracker
Steinbichler Optotechnik GmbH has launched the handheld modular laser scanner T-SCAN CS and the optical tracker T-TRACK CS. Large objects can be efficiently and accurately digitized. Together with...
Steinbichler Optotechnik GmbH
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Laser Optics Cleaning Kit
Supplied in a robust carrying case, a laser optics cleaning kit from Thinklaser Ltd. contains all the tools necessary to carry out general optics cleaning on lasers. Aimed at field service...
Thinklaser Ltd.
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