Laser Focus World articles from July 2004

Laser Focus World archives from July 2004

On the upswing.(editor's desk)
July 1, 2004... The scene is set for an upbeat Semicon West event this year with North American manufacturers of semiconductor equipment continuing to post relatively strong order bookings and the semiconductor manufacturers themselves reporting high...

U.S. government should improve support of innovation.(Letters)(Letter to the Editor)
July 1, 2004... I like to browse through your "World News" section because it provides fresh, unbiased, and in-depth information. The article "Scotland funds optical lock" by Bridget Marx (May, p. 56), however, stirred up many emotions. On the one hand, I...

InGaN-based surface-emitting laser has a horizontal cavity.(newsbreaks)
July 1, 2004... Although it's not a VCSEL (vertical-cavity surface-emitting laser), researchers at NTT (Atsugi, Japan) and the University of Electro-Communications (Chofu, Japan) have created a surface-emitting indium gallium nitride [InGaN)--based blue-violet...

Terahertz QWIP responds at 42 [micro]m.(newsbreak)
July 1, 2004... A terahertz quantum-well infrared photodetector (QWIP) with a response that extends below the optical phonon energy of gallium arsenide (GaAs) has bean developed by researchers at the National Research Council (Ottawa, Ont., Canada) and the...

Odd-looking photonic-crystal-waveguide corner has low transmission loss.(newsbreaks)
July 1, 2004... When optimizing a complex lens or thin-film-coating design, an optical engineer invariably resorts to the use of an iterative computer algorithm. Not only does this method save plenty of time, it also allows hundreds of variables to enter into...

Quantum-cryptography keys traverse open air using single photons.(newsbreaks)
July 1, 2004... In a post-deadline paper at the International Quantum Electronics Conference (San Francisco, CA; May 16-21), researchers from the Institut d'Optique (Orsay, France) and l'Ecole Normal Superieure de Cachan (Cachan, France) reported successful...

Ytterbium-doped calcium fluoride is gain medium for DPSS lasers.(newsbreaks)
July 1, 2004... At the annual meeting of the Conference on Lasers and Electro-Optics (San Francisco, CA; May 16-21) researchers from l'Universite Paris-Sud Center Universitaire (Orsay, France) and l'Universite de Caen (Caen, France) reported a successful...

Negative-index planar silver lens images 250-nm features.(newsbreaks)
July 1, 2004... Materials with a negative refractive index can be created from arrays of subwavelength resonant structures (a "metamaterial"), at least at microwave frequencies. A second approach, which works in the optical region, relies on the fact that...

Feroelectric domain patterns are directly written into lithium niobate.(newsbreaks)
July 1, 2004... Another approach to fabricating polings with short periods in lithium niobate LiNb[O.sub.3] for use as nonlinear optical crystals has been demonstrated by researchers at Lehigh University (Bethlehem, PA). The Lehigh University group has...

Quantum-grid IR spectrometer forms pixel of focal-plane array.(newsbreaks)
July 1, 2004... The field of imaging spectrometry may soon grow richer in the IR, if a single-pixel IR-spectrometer prototype developed by researchers at the U.S. Army Research Laboratory (Adelphi, MD) and Polytechnic University (Brooklyn, NY) is replicated...

Surface poling in lithium niobate waveguide creates efficient wavelength conversion.(newsbreaks)
July 1, 2004... Used with red- or IR-emitting laser diodes, nonlinear crystals for frequency-doubling can result in a small blue-emitting laser that is a viable alternative to gallium nitride-based laser diodes. Periodically poled lithium niobate (PPLN) is a...

Airborne Laser is behind schedule and over budget.(Military Lasers)
July 1, 2004... The Pentagon's first effort to build a usable high-energy laser weapon is running far behind schedule and well over budget. No date is yet in sight for "First Light," the first integrated trial of all six modules of the Airborne Laser,...

Miniature power generator converts infrared to electricity.(optoelectronics: world news)
July 1, 2004... Thermophotovoltaic (TPV) devices are similar to ordinary photovoltaic devices in concept and form, except that TPV devices produce electricity from IR as well as visible light. Although this distinction may seem only incrementally important, it...

SID highlights diverse display technologies.(Conference Review)
July 1, 2004... Large-flat-panel-display (FPD) televisions are the looming "killer application" driving a strongly optimistic flat-panel display market with liquid-crystal-display (LCD) and plasma-display-panel (PDP) manufacturing plants running at capacity....

Air-core holey fiber becomes sensitive gas sensor.(Photonic-Crystal Fibers)
July 1, 2004... Detection of traces of explosive or poisonous gases like methane, hydrogen cyanide, ammonia, or acetylene is sometimes desired in places that are inaccessible or dangerous to humans. Or perhaps one may want to monitor the atmosphere for...

Polymer OLED efficiency may double for long chains.(Organic Light-Emitting Diodes)
July 1, 2004... The theoretical 25% efficiency limit for light production from organic light-emitting diodes (OLEDs) based on pi-conjugated polymers has been challenged by new calculations based on electron-transfer theory and reported this spring at the...

Surface-plasmon waveguide permits easy coupling.(Photonic Circuits)
July 1, 2004... At the California Institute of Technology (Caltech; Pasadena, CA), researchers have demonstrated a new two-dimensional waveguide that transports energy in the form of surface plasmons. Unlike other devices built using similar principles, it has...

Porous silicon layers form broadband mirrors.(Laser Optics)
July 1, 2004... A research team based at the University of New South Wales (Sydney, Australia) has designed, fabricated, and tested laser mirrors made entirely from porous silicon (PSi). This new fabrication technique can produce very broadband mirrors at a...

Entangled photons beat the diffraction limit.(Interferometry)
July 1, 2004... Ever since the discovery that the resolution of optical instruments is limited by the diffraction of light, engineers have tried to push that limit. For example, a well-known rule of thumb in microscopy is that two object points spaced by a...

Target simulator tests military IR sensors.
July 1, 2004... In the past, when the German Armed Forces Research Establishment (Greding, Germany) wanted to test IR aircraft-tracking technology, it had to fly one or more military jets overhead as sample targets--an expensive proposition that limited tests...

Laser-scanning HUD requires little power.(Projection Displays)
July 1, 2004... At the 2004 Society for Information Display meeting (May 23-28, 2004; Seattle, WA), Microvision Inc. (Bothell, WA) unveiled a prototype of a new headup display (HUD) for use in cars. This latest system--in its final package--could take up as...

Bimorph mirror focuses to record intensities.(Adaptive Optics)
July 1, 2004... Scientists at the Central Laser Facility (CLF) of the Rutherford Appleton Laboratory (Didcot, England) have developed novel adaptive-optic mirrors to steer and improve the beam from the facility's Vulcan laser. An Nd:glass laser, Vulcan was...

Power Technology, Incorporated.(Corporate Profile)
July 1, 2004... Going strong since 1969--Power Technology, Inc.'s history of innovation Power Technology, Inc. has been a leader in the electro-optics industry for over three decades. Since 1969, PTI has been designing and manufacturing laser products for...

Photonic workers to ride in 200-mile fund-raising challenge to fight cancer.(optoelectronics world news)
July 1, 2004... Hoping to raise $20,000 for cancer research, "Team Photon" will participate in the Pan-Mass Challenge, Aug. 7-8. The 200-mile bike trek from Sturbridge, MA, to Provincetown, MA, benefits the Jimmy Fund and other cancer charities. Linos...

2-D OCT scanner promises in-situ diagnosis.(MEMS)
July 1, 2004... A micromachined endoscopic scanner that combines a 2-D scanning mirror with optical-coherence tomography (OCT) can scan living tissue and provide real-time 3-D images. The microelectro-mechanical-systems (MEMS) device has the potential to...

Laser altimeter set to study Mercury.(optoelectronics world news)
July 1, 2004... Scientists from NASA Goddard Space Flight Center are keen to see how the compact laser altimeter they have put together for the MESSENGER (Mercury Surface, Space Environment, Geochemistry, and Ranging) space mission will handle the trek to...

Newport to buy Spectra-Physics for $300m.(laser industry report)
July 1, 2004... Newport (Irvine, CA) has signed a definitive agreement with Thermo Electron to purchase Spectra-Physics (Mountain View, CA) for $300 million, creating a company expected to have more than $400 million in sales in FY2005. The combined company...

ORA wins $1.7 million ATP contract.(laser industry report)
July 1, 2004... The National Institute of Standards and Technology (NIST; Boulder, CO) awarded Optical Research Associates (ORA; Pasadena, CA) a $1.7 million Advanced Technology Program (ATP) award for the development of advanced-lithography-modeling...

French laser firm triples capacity.(laser industry report)
July 1, 2004... Cristal Laser (Messein, France), a manufacturer of crystals for nonlinear optics, has relocated to a new production facility. Thanks to a 2 million [euro] (US$2.4 million) investment, Cristal Laser has tripled its capacity in terms of crystal...

High Power Devices.(Also in the news ...)
July 1, 2004... High Power Devices (HPD North Brunswick. N J), a manufacturer of highpower IR and visible laser diodes and laser-diode systems, has been qualified for registration to ISO 9001:2000 as of June 1 by SGS certification services. The ISO...

Laser Components.(Also in the news ...)
July 1, 2004... With the help of its wholly-owned subsidiary in Canada, Laser Components (Olching, Germany) is now able to offer high-power pulsed laser diodes in the 8501550-nm range. The products are distributed through the worldwide sales network of the...

Synrad (Mukilteo. WA), a manufacturer of C[O.sub.2] lasers, has formed a new distribution partnership with Laser 2000 Benelux in The Netherlands, Belgium, and Luxembourg.(Also in the news ...)
July 1, 2004... Synard (Mukilteo. WA), a manufacturer of C[O.sub.2] lasers, has formed a new distribution partnership with Laser 2000 Benelux in The Netherlands, Belgium, and Luxembourg. Laser 2000 will handle distribution of Synrad's 10- to 400-W sealed...

Precision Photonics wins NIST ATP contract.(optics industry report)
July 1, 2004... Precision Photonics (PPC; Boulder, CO), a manufacturer of ultraprecise optics and laser-based instruments, won a $2 million grant from the National Institute of Standards and Technology (NIST) to develop high-speed optical-frequency metrology...

Halma acquires Ocean Optics.(optics industry report)
July 1, 2004... Halma (Amersham, England), a leading safety and environmental technology group, agreed to purchase Ocean Optics (Dunedin, FL), a supplier of optical sensing and electro-optics systems. The purchase price includes an initial cash consideration...

Diffraction-limited aspheric optics enhance lidar.(optics industry report)
July 1, 2004... Optical Surfaces (Kenley, England) has supplied the key focusing optics for a new low-cost fiber-lidar system recently launched by QinetiQ (Farnborough, England) for making local wind-speed measurements in front of wind turbines. The company...

Germany funds organic solar cell research.(optics industry reports)
July 1, 2004... The Federal Ministry for the Environment, Nature Conservation and Nuclear Safety (BMU) has announced the funding of a joint research project on organic solar cells by the German Hahn-Meitner-Institute (HMI; Berlin, Germany), the chemicals...

Adaptive Optics Associates (Cambridge, MA) has been awarded purchase orders from Lawrence Livermore National Laboratory.(Also in the news ...)
July 1, 2004... Adaptive Optics Associates (Cambridge, MA) has been awarded purchase orders from Lawrence Livermore National Laboratory (Livermore, CA) for design enhancements to the input sensor packages and output sensor packages used on the National...

Newport.(Also in the news ...)
July 1, 2004... Newport (Irvine, CA) has launched a series of high-performance achromatic lenses that deliver a per-surface reflectivity of just 0.5% throughout the visible spectrum, with a surface irregularity of 1/8 or better.

Carl Zeiss strengthens microimaging portfolio.(imaging & detector Industry Report)
July 1, 2004... Biomedical microscopic imaging deep inside living tissue with unprecedented clarity could become routine and widely available with the signing of technology-transfer and collaborative-research agreements by Carl Zeiss (Jena, Germany) and CCTEC,...

UDC wins mobile-display contract for flexible OLEDs.(imaging & detector industry report)
July 1, 2004... Universal Display (UDC; Ewing, NJ), a developer of organic light-emitting-device (OLED) technologies for flat-panel displays, lighting, and other optoelectronic applications, announced that it has been awarded an initial subcontract from L-3...

Polatechno and Moxtek plan capacity expansion.(imaging & detector industry report)
July 1, 2004... Polatechno (Niigata, Japan) and Moxtek (Orem, UT) have announced the first phase of their capacity-expansion plans for one of their products--polarizers and polarizing beamsplitters for liquid-crystal projection displays. Polatechno acquired...

Sumitomo.(Also in the news ...)
July 1, 2004... Sumitomo (Tokyo, Japan) has agreed to purchase $160 million of LED products from Cree (Durham, NC) during Cree's fiscal year ending June 2005. As part of the agreement, Cree and Sumitomo also announced the extension of the current...

Olumpus Europe (Hamburg, Germany) acquired Soft Imaging System (Munster, Germany) and its subsidiaries.(Also in the news ...)
July 1, 2004... Olumpus Europe (Hamburg, Germany) acquired Soft Imaging System (Munster, Germany) and its subsidiaries, Soft Imaging is a provider of software and hardware solutions for digital imaging that has worked with Olympus for" many years in the...

Universal Display.(Also in the news ...)
July 1, 2004... Universal Display (UDC: Ewing, N J), announced the achievement of record-breaking power efficiencies in a white OLED using its phosphorescent OLED (PHOLED) technology. In a joint paper with Toyota Industries delivered at the 2004 Society for...

Collaboration to roll out electronic paper.(imaging & detector industry report)
July 1, 2004... SiPix (Fremont, CA), developer and manufacturer of a fully scalable electronic paper compatible with all display types has entered into an agreement with Polymer Vision, a venture in the Technology Incubator of Philips Electronics (Eindhoven,...

OFC and NFOEC to merge.(fiberoptics industry report)
July 1, 2004... The executive management of the Optical Fiber Communication Conference and Exposition (OFC) and the National Fiber Optic Engineers Conference (NFOEC) are combining the two events into a single conference and trade show, OFC 2005. Telcordia...

DARPA award funds optical router advances.(fiberoptics industry report)
July 1, 2004... A team of researchers in industry and higher education, led by a group at the University of California-Santa Barbara, has been awarded $6.3 million by the Defense Advanced Research Project Agency's Microsystems Technologies Office for the first...

JDS Uniphase (San Jose. CA) has acquired E2O Communications (Calabasas, CA) for $60 million in cash.(Also in the news ...)
July 1, 2004... JDS Uniphase (San Jose. CA) has acquired E2O Communications (Calabasas, CA) for $60 million in cash. Through this purchase, JDS Uniphase expects to strengthen its position in the optical data-communications market....

Gennum.(Also in the news ...)
July 1, 2004... Gennum (Burlington. Ontario. Canada) has purchased intellectual property and product-related assets associated with SiGe semiconductor's (Ottawa, Ontario) LightCharger portfolio of optical networking ICs....

Continuum Photonics (San Jose, CA) and Eden Tree Technologies (Camarillo, CA) have formed a strategic partnership to develop integrated solutions for optical test.(Also in the news ...)
July 1, 2004... Continuum Photonics (San Jose. CA) and Eden Technologies (Camarillo, CA) have formed a strategic partnership to develop integrated solutions for optical test, combining Continuum's DirectLight IG switches with EdenTree's Connect ET...

Bookham to buy Onetta for $23 million.(fiberoptics industry report)
July 1, 2004... Bookham Technology (Oxfordshire, England) is acquiring Onetta (Sunnyvale, CA), a provider of optical amplifier modules and subsystems for communications networks. Specifically, Onetta designs and manufactures intelligent erbium-doped fiber...

Scottish O/E design center opens.(fiberoptics industry report)
July 1, 2004... Optocap (Livingston, Scotland), a design center established to provide a critical link in the commercialization of Scottish microelectronic and optoelectronic research, is open for business. Established by economic development agency Scottish...

The once and future market: the machine-vision industry is hard to read but worth the effort.(inside imaging)
July 1, 2004... A recent study of the machine-vision market indicates the difficulties and promises it faces. The revenue numbers are hard to pin down because the market is diverse, with many sometimes-overlapping component makers, OEMs, system integrators,...

Adaptive optics reveals its commercial potential.(comment)
July 1, 2004... Adaptive optics (An) has reached a critical turning point in its commercial evolution. The technology has been exploited for many years in astronomy with so much success that nearly all new ground-based telescopes incorporate tailor-made An...

Will my bootstrap start-up business plan work?(business forum)
July 1, 2004... Q: I am planning to start an optical-equipment company geared toward the consumer industry. What do you think of my business plan, which follows the bootstrap start-up model you published in the LFW series on entrepreneurship? A: Since you...

Finite-difference time-domain method guides optical design of metallic nanostructures.(software & computing)
July 1, 2004... During the past ten years, the finite-difference time-domain (FDTD) method has proven to be among the most powerful engineering tools for all areas of electromagnetic simulation. (1) The method offers a unique combination of capabilities,...

Ultraviolet DPSS lasers gain industrial strength.(Solid-State UV Lasers)
July 1, 2004... Recent improvements, in short-pulse-width, short-wavelength UV diode-pumped solid-state (DPSS) lasers have resulted in robust, production capable systems. In the past, DPSS lasers were better suited for R&D use than for industrial production,...

Infrared imaging learns from camera industry.(Multispectral Cameras)
July 1, 2004... A mosaicked sensor is a monolithic array of many sensors, arranged in a geometric pattern. In the commercial digital-color-camera market, the mosaicked color-filter-array (CFA) technique is widely used. Instead of using three charged-coupled...

An inner glow: genetically engineered bioluminescence enables optical imaging of the spread of disease, the effectiveness of drug therapies, and the expression of genetic traits inside of living animals.(Image Engineering)
July 1, 2004... A wide variety of new technologies have combined to form a revolution in the in, aging of cellular and molecular processes inside living animals (see "Biomedical Optical Imaging" supplement, Laser Focus World, March 2004) These new technologies...

Mask inspection rises to the subwavelength challenge; as wafer fabs transition from 248-nm optical lithography to 193 nm and beyond, reticle-inspection systems are adopting sophisticated image-enhancement techniques to keep pace.(Optoelectronic applications: semiconductor inspection)
July 1, 2004... As semiconductor-wafer fabs transition from 248 to 193 nm and beyond, photo-mask and inspection-tool developers are scrambling to ensure their products follow suit. The reticle is the master used to print the wafers and therefore a single...

Ever vigilant, optical sensors already monitor much of our daily lives: novel deployment methods and new ways of combining and processing data from multiple devices will make optical sensing even more ubiquitous than it is today.(Back to basics: optical remote sensing)
July 1, 2004... Optical remote sensing involves sensing at a distance using either passive or active optical techniques. Sensors can look at a single wavelength, at a broad range of wavelengths, or at a number of wavelengths in the infrared, visible, or the...

Diffractive MEMS: a versatile tool.(MEMS Optics)
July 1, 2004... A MEMS device diffracts light but uses the returning zero-order light as its output. The device is well suited for wavelength management in both telecommunications and spectroscopy. A breathtaking array of microelectro-mechanical-systems...

High power laser diode products.(Corporate Profile)
July 1, 2004... nLight Photonics, a vertically integrated volume manufacturer of high power diode laser products offers the broadest range of military-desired and commercially available wavelengths. Our broad product line consists of single emitters...

Tube-mounted beam collimators.(new products)
July 1, 2004... A new series of tube-mounted beam collimators are based on an off-axis paraboloid mirror design, providing a performance better than [lambda]/5 p-v at 633-nm wavefront in the center field. The optics have standard aluminum and magnesium...

Piezo-driven steering mirrors.(new products)
July 1, 2004... Piezo-driven steering mirrors are designed for image correction applications and offer an alternative to galvo scanners. A new device with an optical deflection range of 6 degrees has been introduced. Features include integrated frictionless...

Automotive/security lenses.(new products)
July 1, 2004... The DSL2XX and DSL8XX series lenses were designed for automotive and security applications including occupant sensing, lane tracking, rear-view assist, and adaptive cruise control. Lenses with a diagonal field of view from 54 [degrees] to 138...

Endoscope inspector.(new products)
July 1, 2004... The EndoSpector uses custom-designed optics and video-generated targets to quantitatively assess the function of medical endoscopes. The clinical test device measures endoscope characteristics including image resolution, brightness, and...

BBO crystals.(new products)
July 1, 2004... BBO crystals grown with CZ technology are available as thin as 0.01 -ram for use in frequency conversion of ultra-fast lasers. The crystals feature improved homogeneity, no inclusion, and fewer defects, and provide lower absorption, higher...

Miniature translation stages.(new products)
July 1, 2004... The MFA series of motorized miniature translation stages delivers a 25mm travel range, 100-nm minimum incremental motion, and a unidirectional repeatability of 300 nm. The all-steel stages measure as small as 20 x 45 x 140 ram. Tapped screw...

Holographic gratings.(new products)
July 1, 2004... Richardson Gratings high-efficiency, blazed, concave holographic diffraction gratings are designed for use in OEM analytical instruments. Spectra-Physics, Rochester, NY Enter 208 at www.onlinecenter.to/lfw

Barcode-reading software.(new products)
July 1, 2004... Barcode-reading software is designed for the company's Sapera Processing, its common API for imaging processing and analysis. The software is designed to automatically locate a barcode, regardless of its orientation, without having to specify a...

White coating.(new products)
July 1, 2004... WRC-680 matte white coating from Labsphere is a prepackaged, diffusely reflecting paint for reflectance applications from the UV to the NIR. The nonluminescent, nonspecular coating yields Lambertain reflectance between 95% and 98% from 300 to...

UV-blocking filter.(new products)
July 1, 2004... The UV Guard is a zero-shift UV blocking filter for microdisplay-based projectors. The filter helps increase the lifetime of UV-sensitive components in a light engine by a steep, zero temperature/humidity shift cut-on slope. Unaxis Optics,...

Optic mounts.(new products)
July 1, 2004... A line of ultrastable optic mounts includes the Model 9814 top mounts and Model 9816 center mounts. Their retention system optimizes stability while it minimizes wavefront distortion to ensure that the mirrors are truly flat. A top-actuated...

Copper-coated fibers.(new products)
July 1, 2004... CuBALL optical fibers are coated with a copper-based alloy that allows use at up to 700 [degrees]C for short periods and 5O0[degrees]C for long times. The fibers can be made in lengths of several kilometers in fiber types such as single-mode,...

Imaging camera.(new products)
July 1, 2004... The QuantiFIRE scientific-grade CCD imaging camera is thermoelectrically cooled. The CCD measures 21.4 mm diagonally with 2048 x 2048 pixels that are 7.4 [micro][m.sup.2], with a 40,000 electron well depth. It has electronic shutter control,...

Ray-tracing software.(new products)
July 1, 2004... Version 5.0 of LightTools adds shortcuts that increase its ray trace speed from 4x to 60x or more. It is useful for systems containing many spline surfaces, such as those imported from CAD systems via STEP or IGES format files. It also allows...

Piezo actuators.(new products)
July 1, 2004... The PL-022, -033, and-055 PICMA-Chip piezo actuators consist of a ceramic-insulated PZT block of 30[micro]m layers. They have resonant frequency greater than 300 kHz, operating temperature to 300 [degrees]F, sub-ms response and sub-nm...

Data-acquisition board.(new products)
July 1, 2004... The NanoHarp 250 data-acquisition board for multichannel scaling/photon counting is a short PCI slot card with integrated discriminators. Time bin resolution is 4 ns with up to 256,000 bins available, giving a usable time span of 1.04 ms. The...

Numerical controller.(new products)
July 1, 2004... The Super 1Nc single-axis numerical controller produces up to 400,000 pulses/s. The device has 30 commands and stores 1 or 10 sets of motion programs. It connects up to eight controllers. It can be used with a variety of industrial processes,...

Brushless motors.(new products)
July 1, 2004... The Cyber Motor Brushless 3 Phase permanent-magnet motors is a new series of compact, powerful, dynamic, and reliable motors and drives. High peak torque is achieved through overload capcity with minumum thermal resistance. Process...

Optical filters.(new products)
July 1, 2004... A triple-notch filter for multilaser-line blocking applications provides simultaneous OD greater than 4 attenuation of the 488-, 532-, and 631-, 640-nm laser lines, while maintaining greater than 90% average transmission outside the notches. It...

Beam profiler.(new products)
July 1, 2004... The BPS-C[O.sub.2] beam profiler system provides analysis of C[O.sub.2] industrial lasers up to 1000 W and beam sizes up to 31 mm (16 mm 1/[e.sup.2] width). It consists of an antireflection-coated reflecting wedge, ND filters, beam telescope to...

Industrial C[O.sub.2] lasers.(new products)
July 1, 2004... The Firestar f400 and f201 fully integrated laser systems are designed for industrial materials processing, including metal cutting and welding and textile processing. The f400 provides 400 W of power and the f201 provides 200 W. They have a...