Depending on the requirements each system is individually built according to customers specifications. Leading supplier of pulsed dye laser systems and raman cells. To have a laser that is easily tunable over a wide range of frequencies or wavelengths schaefer, 1977. Yagpumped dye laser continuum surelite ii sirah cobrastretch bbo kdp, 0. Allegro dye laser for high repetition rate and high pulse. Some of the organic dyes are rhodamine 6g orange, 540680 nm also known as xanthene dye, fluorescein green, 530 560 nm, coumarin blue 490 620 nm, stilbene violet 410 480 nm, umbelliferone blue, 450 470 nm, tetracene, malachite green.
The credo dye laser is a unique narrow bandwidth tunable laser designed for high repetition rate excitation. The image to the right shows the sirah dye laser undergoing final adjustments. Sirahs synchronously pumped gropius dye laser is a simple and versatile source for tunable picosecond and subpicosecond pulses in the vis to nir range. The pulsed dye laser family includes options such as grating lift, removable. Because of the broad range of possible applications it is structured. Farmingdale, ny prweb july 31, 2012 with advanced technology, nsg precision cells is proud to offer dye laser cells for sirah and quanta ray dye lasers. Sirahs pulsed dye lasers are controlled by a labview based software. The first laser pumped cw dye laser needed to have its dye solution move through the dye cell at 2 meters per second, and that was just to get the dye past a hot spot a few microns across. Yag pump laser, enters from the left where it is redirected to the two dye cells in the foreground the orange tubes circulate the dye through these.
There are a variety of lif techniques that are not possible with non laser. Dye laser cells are manufactured with extreme surface flatness extending to the edges of the cell. High power or large wavelength range are available. Laser and detection system a sirah credo credo dye dye laser was pumped using. Compete windows tm control software for all sirah lasers with complete. Distributed in the uk by photonic solutions, the allegro features a specially designed low threshold resonator, novel dye cells, modified flow pumps, and can be pumped by multi khz 532nm and 355nm lasers. Experimental characterization of methane inverse diffusion flame. Yag laser sirah dye laser ilx lightwave ldc laser diode controller with associated diode power supply modules for tunable diode. Sketchup simple drafting program easy learning curve, though not very powerful. A pulsed dye laser pdl uses a beam of light at a specific wavelength and is used for conditions or spots on the skin that are made up of blood and blood vessels. This three stage dye laser is available either as an amplifier and frequence conversion unit fcu, or two amplifiers. Dye lasers article about dye lasers by the free dictionary. Special dye cells combine rapid flow of the dye solution with high pump power capabilities.
Hammond september 1999 i this is an informal report intended primarily for internal or limited external distribution. It features an ultralowthreshold oscillator for high conversion efficiency at low pulse energies. At the heart of the laser system is a grazing incidence resonator designed to ultilize the gratings dispersion twice per oscillator roundtrip, ensuring narrow linewidths with low ase levels and high efficiencies. The following cells are the most common ones for commercial and custom made dye circulator systems. In the field of laser accessories, radiant dyes is in the position to supply quartz glass cell for all dye lasers. It contains valuable and important information about how to operate your laser system. Midir difference frequency mixing laser system continuum powerlight 8000 sirah cobrastretch linbo3. Sirah provides a powerfull labview interface for the lasers for the rapid integration of the dye lasers into any measurement environment. Cobra tunable dye laser, product photonic solutions, uk. The second and third harmonics of a pulsed spectra physics pro230 nd. A dye laser uses a fluorescent organic dye in liquid solution, or in a polymer, as the active medium. Sirah, a supplier of pulsed dye laser systems, has launched the allegro dye laser. Sirahs cobra single stage dye laser is offered as an oscillator only or with a preamplifier built in. Dye lasers can be pumped by incoherent or laser sources, both pulsed and continuous wave.
Typically, the dye laser is operated in the visible spectral range. Spectra physics 2017 continuous laser dantec dynamics phase doppler particle anemometry system newwave gemini solo piv pulsed laser 3 heliumneon lasers 3 spectra physics quantaray pulsed nd. Dye laser article about dye laser by the free dictionary. To me, your work with the nanosecond dye laser is a perfect example that encapsulates much of your prestigious career. The broad fluorescence linewidth of a dye and the large variety of dyes available permit the construction of a tunable laser operating throughout the. Naturally, most of these applications have so far been confined to the research laboratory. A dye laser is a laser which uses an organic dye as the lasing medium, usually as a liquid solution. Sirah gmbh, formed in 1997, offer the broadest range of pulsed dye lasers on the. Your packing list shows all items that you have ordered. Our offer consists of a broad range of laser dyes to cover all desired wavelengths. Laser dyes 532 nm sirah offers laser dyes from the industries leading supplier exciton inc.
All special data are noticed in the table of our dye poster, already mentioning the pumplaser which is used. The crystals angle is tuned to maintain phase matching inside of the crystal. The new precisionscan has been redesigned from scratch. The 532 nm output was used to pump a sirah cobra dye laser to achieve a 622 nm output. Dye lasers and laser dyes dye lasers are the fulfillment of an experimenters pipe dream that was as old as the laser itself. The new dls digital laser source series remains consistent with the continuum approach to laser design, keeping the features that have made it so popular. Offline 2, isoldes target, laser and beams development. Aug 14, 2014 dye lasers with an external pump laser can direct enough energy of the proper wavelength into the dye with a relatively small amount of input energy, but the dye must be circulated at high speeds to keep the triplet molecules out of the beam path. This frequency is doubled by a bbo crystal followed by a compensator.
The dye cells have to be treated extremely carefully, and you should first read the respective sections in the laser manual before handling them. Supports instant measurements without complex setup broad range of daq hardware supported from the box labview interface for easy experiment automation if no other interfaces are available, it is possible to control all sirah dye lasers with commands sent. The term synchronous pumping refers to matching the cavity roundtrip time of the dye laser to an integer multiple. Ubcs sodium lidar system generated its first laser light on december, 2007. The dye laser control program sirah control is designed to allow an easy operation. Because of the broad range of possible applications it is. Midrange opo continuum surelite ii panther ex opo 4002700 nm, 5 cm1 linewidth. Sirah dye lasers come with a complete package of control software. Made by hand, ensuring high quality optical polishing with no defects. For example, resonator designs for bulk lasers should be checked and possibly optimized in terms of alignment sensitivity.
Sirahs precisionscan takes pulsed dye laser operation to. When the dye fluoresces, after a short pulse of exciting light, some of the fluorescent light bounces off the mirrors back into the cuvet. Continuum powerlite precision ii laser system and sirah cobra dye laser. German engineered by our partner firm sirah gmbh for precision, stability, and reliability, the credo dye laser system has a resonator optimized for low energy, high repetition rate pumping. Preinstallation information for sirah pulsed dye laser. Screen printing is a great way to quickly print a lot of the same design on just about anything but liquid emulsion can be messy. A highly modular design enables systems to be configured to precisely match your requirements all systems feature replaceable dye cells allowing fast and simple dye changes to be made. The basic principle of a dye laser, requirements of a dye for good laser activity, and different types of dyes used for. The vbeam pulsed dye laser system provides treatment for leg lesions without the side effects of purpura often seen with earlier pulsed dye lasers. Built ultraviolet led driver circuit for the nanoscale bioelectrical physics lab. The dye laser is made by sirah and is tunable from 200 nm to 700 nm with the. Features of fireflysci type 1208 sirah dye laser capillary.
Unpack this manual first, and leave the laser system itself in the crate. Highly accurate results, only need to test sample once. It involves creating a case structure with reference control inputs. The powerlite series of high energy yag lasers is known for its beam quality, reliability, and ease of use. At the same time the sirah dye lasers are robust, stable and reliable.
This allows the use of an optimized dye concentration for each stage. Yag, the sirah laser is a complete system solution designed to meet the demands of a wide variety of scientific and industrial applications. Type 000500231 quanta ray dye laser flow through cell lightpath. Our resonatorcomprisestwoconcavemirrors,an outputcoupler.
It is suitable for all the requirements of common dye. Liquid lasers are those lasers which uses liquid as an active medium. These lasers use the same pumping source and essentially the same cavity design. Laser spectroscopy cars the credo high repetition rate dye laser systems build upon the designs of the popular cobra pulsed dye laser series. Compared to gases and most solid state lasing media, a dye can usually be used for a much wider range of wavelengths, often spanning 50 to 100 nanometers or more. Cobra our most compact system, optimized for single dye cell operation. David alderman ii laboratory technician old dominion. Sidney and i worked together to write the software that runs the. In dye laser the liquid material called dye for example rhodamine b, sodium fluoresein and rhodamie 6g uses as an active medium, which causes to produce laser light. The tisapphire laser is an interest ing example of a laser competing for some of the domain dominated by the dye laser tisapphire tuning range 700 nm. In addition, the laser can be operated remotely by using the supplied 1windowstm based software.
Compete windows tm control software for all sirah lasers with complete labview tm support. There are also dye lasers that utilize a large volume of dye solution pumped with a flash lamp or a qswitched laser. The most important factor is reliability and this is what the spectraphysics laser systems offer, he. Sirah dye laser software standalone operation structure of the software support shells. Nov 07, 2017 active medium active medium for dye laser is the organic dye. With over 50 years of expertise and quality customer care, nsg is honored in being one of the only companies in the world that manufactures them. Introducing a new line of high performance dye lasers. They offer broad wavelength durability in the visible, ultraviolet or infrared spectral region and are used for laser spectroscopy, for example. Well working laser designs need to be based on a thorough theoretical understanding of laser physics and on various calculations.
At the same time the pump energy is distributed over three stages, keeping the power level at each stage well below damage threshold. Sirah gmbh, formed in 1997, offer the broadest range of pulsed dye lasers on the market from simple broadband systems to ultra narrow linewidth double grating designs. These dye are enowned for their excellent lifetime and efficiency. Firefly cuvettes are made with the best quality quartz and glass material available. Here are some recommendations for design software to help get you started. The small cuvettes securely hold substances to study the ability for electromagnetic radiation absorbed or emitted. Spectraphysics celebrates 50 years as the pioneer of the. The dye laser control program sirah control was designed to allow easy operation of the system.
Dye lasers are lasers with a dye solution as the gain medium. Also we offer solvents in laser quality, which are the optimum solvents for coumarine, rhodamine and cyanine dyes because of their high polarity. The complete dye cell assemblies can be changed without interrupting the dye flow loop. Type 1208 sirah dye laser capillary cell fireflysci.
The opinions and conclusions stated are those of the author and may y or may not be those of the laboratory. Resonator designs the sirah dye laser series features a modular design that. This improved gain medium was central to the demonstration of the first tunable narrowlinewidth solidstate dye laser oscillators, by duarte, which were later optimized to deliver pulse emission in the kw regime in nearly diffraction limited beams with singlelongitudinalmode laser linewidths of. Continuum powerlite precision ii laser system and sirah. Laser dyes include the coumarins and the rhodamines. A type of tunable laser in which the active material is a dye such as acridine red or esculin, with very large molecules, and laser action takes place between the first excited and ground electronic states, each of which comprises a broad vibrationalrotational continuum. Distributed in the uk and ireland by photonic solutions, the new precisionscan offers the same level of precision mechanics, wavelength accuracy and reliability as the previous model but now boasts superior operational features. Sirah have reinvented the pulsed dye laser with the re design of their most sophisticated dye laser the precisionscan. In a dye laser, the dye solution is held in a cuvet. Nowadays solidstate polymeric dye lasers are of interest. All dye lasers share the same active medium,they differ widely in internal structure. Operating the sirah dye laser remotely through a single rs232 serial port is routine with the supplied 1windows based software.
Cylindrical or refractionfree rectangular options accommodate various sample volumes needed for rapid spectroscopic assays. A pulsed dye laser selectively destroys small blood vessels in the under layer dermis of the skin without damaging the surrounding tissue or outer layer of the skin epidermis. Because of the broad range of possible applications it is structured into shells, offering different levels of support. Assisted with dual laser alignment and maintenance nd. New aesthetic lasers however, for eye bags that are caused by damaged surface blood vessels that make a reddish or purple tinged circle, then one of the modern dye lasers would be more effective. The last requirement for laser action is a resonant cavity.
Yag laser, at wavelengths of 532 nm and 355 nm respectively, comprised the pump laser. This has increased the demand for developing software to address. Preinstallation information for sirah pulsed dye laser systems. Dye lasers definition of dye lasers by medical dictionary. It is a perfect tool for the quick integration of sirah dye lasers into a variety of software environments. Comparison of plif and cfd results for the orion cev rcs. The new dls digital laser source series remains consistent with the continuum approach to laser design, keeping the features that have made it so popular, and. Timeresolved 3d oh planar laserinduced fluorescence. A truly modular design allows systems to be configured to match any demand. Absolute wavelength accuracy of laser system and sirah cobra dye laser.
Sirah s pulsed dye lasers are controlled by a labview based software. For instance, when a nonlinear material is doped with an organic dye it can be used as a laser medium for solidstate organic dye lasers. The eagleeye control program makes the spectral characterization of a narrow linewidth laser system an easy task. When combined with the quantaray indi, lab or pro series nd. We are the oldest existing manufacturer of tunable laser and laser accessories. The color emitted by the laser dyes depend upon the surrounding medium i. The presented work documents the conceptual design, implementation details and. Ive been trying to learn labview by following a simple example in a sirah dye laser programmers guide of how to append a user defined menu item to their existing program. Sirah have reinvented the pulsed dye laser with the redesign of the precisionscan.
The term synchronous pumping refers to matching the cavity roundtrip time of the dye laser to an integer multiple of the modelocking frequency. The credo high repetition rate dye laser systems build upon the designs of the popular cobra pulsed dye laser series. Especially, leave the dye circulator systems in the crate and avoid touching the circulators tubing system. The laser resonator may contain a birefringent tuner or some other kind of tuner for adjusting the emission wavelength. The matisse 2 system has the industrys highest output power, the narrowest external linewidth, the broadest tuning range, and the most flexible. The most convenient and powerfull control of the laser system is given by the software sirah control. The sirah frequency conversion unit fcu is designed to frequency double a dye laser beam. Before unpacking the dye circulators carefully read sections maintenance and safety precautions, of your dye laser manual. Sirahs synchronously pumped gropius dye laser is an affordable and versatile source for tunable picosecond and subpicosecond pulses in the vis to nir range. We offer the broadest range of tunable dye lasers on the market. The device may be excited either by a flashlamp or with a giantpulse solidstate laser. Distributed in the uk by photonic solutions, the allegro is optimised for use with high repetition rate diode pumped solid state dpss laser systems.
The precisionscan is spectraphysics topend pulsed dye laser system. Sirah s allegro dye laser is optimised for the use with high repetition rate dpss laser systems. Development of highspeed laser diagnostics for the study. These lasers use the same pumping source and essentially the same cavity design, but they. The ohplif system used a frequencydoubled high speed dye laser sirah, cerdo dye pumped with a frequencydoubled, diodepumped solid state innoslab laser edgewav e is16iie. Coumarin dyes emit in the green region of the spectrum, whereas rhodamine dyes are used for emission in the yellowred. Dye lasers excimer fibre lasers gas lasers laser diodes microcavity lasers opticallypumped lasers quantum cascade lasers solidstate lasers terahertz sources tunable lasers ultrafast laser sources vcsels novel laser designs. The laser has a total of three circulation systems with three independent dye cells. Radiant dyes has 35 years of experience in laser dyes and dye laser development. Two mirrors are placed on either side of the cuvet to make a cavity see figure 6.
Timeresolved 3d oh planar laser induced fluorescence system for multiphase combustion kevin y. Spectrophotometer cuvettes are manufactured in a variety of clear materials to support different wavelength range and pathlength requirements. The instrument also tunes a beam to 558 nm via a sirah cobra dye laser pyrromethene 580 dye for the second transition of the excitation scheme employed. Where to buy dye lasers rp photonics consulting on laser. Such dye lasers can generate pulses with many millijoules. It just requires a usb connection in between laser system and computer. The dye laser control program sirah control was designed to provide intuitive.
1395 1149 702 105 308 563 932 903 992 239 98 913 1432 1491 726 101 720 623 1157 530 1193 153 602 160 1329 633 763 1021 758 471 1412