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Topic: Flashlamp


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 LEOT Laser Tutorial - Course 4: Laser Electronics - Module 4: Flashlamps for Pulsed Lasers and Flashlamp Power Supplies   (Site not responding. Last check: 2007-10-07)
Flashlamps are gas-discharge devices designed to produce pulsed radiation, unlike arc lamps, which are gas-discharge devices designed to produce continuous radiation.
Linear flashlamps are in the form of straight tubes, with bore diameter of from 3 to 19 millimeters and a wall thickness of 1 to 2 millimeters.
Flashlamp electrical characteristics can be discussed in three distinct areas of operation, which occur sequentially as the electrical discharge through the lamp develops.
repairfaq.ece.drexel.edu /sam/CORD/leot/course04_mod04/mod04-04.html   (10464 words)

  
 Flashlamp Pulsed Dye Laser Wart Treatment | BunionBusters.com
The Flashlamp Pulsed Dye Laser is a device that emits a tiny, but powerful pulse of light that is absorbed by the pigment within the red blood cells of the wart.
The Flashlamp emits powerful pulses of light directly to the wart's red blood cells and, when this light energy is absorbed, it is converted to heat.
Flashlamp Pulsed Dye Laser for the effective treatment of warts Every year 3.5 million people in the United States are treated for verrucae, or warts.
www.bunionbusters.com /services/pulsedye.asp   (2279 words)

  
 Hairfacts: Flashlamps (intense pulsed light)
The xenon flashlamp, first developed as an energy source for laser beams, was soon being used therapeutically with direct applications of its energy.
In the year the first flashlamp was cleared by FDA for use in treating vascular lesions, [3] one study noted hair loss as a side effect of treatment.
Laser and flashlamp promoters sometimes suggest the devices are very different in terms of effectiveness or side effects, but this is not based on published comparative data.
www.hairfacts.com /methods/flashlamp.html   (1137 words)

  
 Rapid-firing flashlamp discharge circuit - US Patent 6593705   (Site not responding. Last check: 2007-10-07)
The circuit of claim 12, wherein the flashlamp is triggered three times, and wherein the interval between the first and second instances, and second and third instances is less than or equal to about 1 millisecond.
3 is a simplified schematic diagram of a flashlamp discharge circuit in accordance with an embodiment of the present invention.
A flashlamp discharge circuit in accordance with an embodiment of the invention is illustrated in FIG.
www.patentstorm.us /patents/6593705.html   (3984 words)

  
 Folded edge seal for flashlamp array - Patent 4399491
This invention relates to flashlamp arrays and more particularly to a flashlamp array having a plastic housing member with a folded edge seal and a process for effecting the folded seal.
In the manufacture of flashlamp arrays and particularly multi-lamp flashlamp arrays it is a common practice to enclose the array within a plastic cover.
A plurality of flashlamps 15 are mechanically and electrically connected to a printed circuit board 17 and disposed within the cavities 41 of the reflector unit 13.
www.freepatentsonline.com /4399491.html   (2127 words)

  
 Wide band, high efficiency simmer power supply for a laser flashlamp - Patent 4910438   (Site not responding. Last check: 2007-10-07)
As a result, the operational life of the flashlamp is increased because of reduced physical shock from the high-energy pumping pulses, reduced devitrification of the flashlamp envelope, and minimization of electrode sputtering and evaporation.
The importance of keeping a flashlamp in a simmer condition so that it is ready to fire at the time the main pumping energy is applied to the gain medium is well known to those persons ordinarily skilled in the art.
The flashlamp current is shown by curve 74 against a scale of twenty milliamperes per division along the y-axis and a time scale of twenty microseconds per division along the x-axis.
www.freepatentsonline.com /4910438.html   (6311 words)

  
 Flashlamp Simmer Power Supply
After lighting the flashlamp, the Model 864 maintains an adjustable, regulated current of up to 500mA through the lamp.
Additionally, to prevent the lamp from extinguishing between PFN pulses, the Model 864 is designed with a post-flash-boost mechanism which provides an increased simmer current of up to 1A for as long as 8ms immediately after each PFN discharge pulse.
A "simmer on" indicator to report to the user when the flashlamp is in the simmered state is also provided.
www.analogmodules.com /news_rel/pr01.htm   (161 words)

  
 TCSPC 5000XeF Xenon Flashlamp
The 5000XeF is a xenon flashlamp developed by Jobin Yvon IBH for use in time-resolved luminescence measurements.
Xenon flashlamps generate light using a spark gap, and all sparks generate RF spikes.
The flashlamp head contains a low-noise replaceable flash bulb with a life of 10e9 flashes (depending on operating conditions), user-configurable charging circuitry, and a fibre-optic probe for monitoring the flash profile.
www.isainc.com /usadivisions/Fluorescence/IBH/5000xef.htm   (336 words)

  
 MedlinePlus Medical Encyclopedia: Port-wine stain
Lasers have made the biggest impact on treatment, because they are the sole method of destroying the tiny blood vessels in the skin without significant damage to the overlying skin.
The flashlamp pumped dye laser, a yellow light laser, has been the most successful at destroying stains in infants and young children.
Treatment of infants with the flashlamp pumped dye laser generally produces marked improvement in appearance.
www.nlm.nih.gov /medlineplus/ency/article/001475.htm   (562 words)

  
 [GAPAS Message] Ideas on flashlamp prob?
J The last issue is with a flashlamp circuit, and Im interested in any thoughts on the best approach to finding/fixing the problem.
After my fixes, the flashlamps start working fine in diagnostic mode, so Im feeling pretty good and think the game is basically good to go.
Ive seen a game where a flashlamp is stuck on from the moment the game is turned on.
georgiapinball.org /pipermail/gapas_georgiapinball.org/2005-May/002874.html   (675 words)

  
 nF900 - Nanosecond Flashlamp Excitation Source
The nF900 is an all metal flashlamp that is capable of delivering true sub-nanosecond optical pulses and is ideal for fluorescence lifetime measurements from approx.
The lamp can be run with a variety of filler gases such as nitrogen, hydrogen, or deuterium depending on the users application.
This is used for routine evacuation and refilling of the flashlamp together with the monitor of the lamp filler gas.
www.edinst.com /nf900.htm   (148 words)

  
 The Professor's Homebuilt Lasers Site - Flashlamp-Pumped Dye Lasers   (Site not responding. Last check: 2007-10-07)
The dye is slowly flowed throug the cell to equalize temperature and remove thermal gradients which serve to defocus light passing through the cell and inhibit laser action.
The laser is optically pumped from a linear flashlamp also made of quartz which sits about 2 cm away and parallel to the laser tube coupled with an elliptical reflector in which the lamp and dye cell are each at a foci of the ellipse.
It may be possible to use a lower voltages (say 20 kV) with an air flashlamp at a lower-than-atmosphere pressure (say 500 to 760 torr) to make the device triggerable (using a high voltage trigger like any other flashlamp).
www.technology.niagarac.on.ca /people/mcsele/lasers/LasersFLP.htm   (2165 words)

  
 Micrographia: Flash Photomicrography: A Flashlamp providing Köhler Illumination.
The diagram below shows the optical arrangement neccessary to ensure that both the modelling source and the flash tube will have the same optical relationship to the microscope optics when the lamp is used in a Köhler illumination setup.
With a flashlamp of this design, it is certain that whatever lighting effects are achieved by the modelling light will be faithfully replicated in any picture taken by the flash.
Here are a couple of example photomicrographs taken with the flashlamp -- an actively feeding rotifer in darkfield, and an actively feeding rotifer in brightfield -- both subjects that could not have been sharply imaged on the film used (Kodachrome 25) using a continuous light source.
www.micrographia.com /articlz/artmicgr/flashpic/flpc0300.htm   (739 words)

  
 TCSPC 5000F Coaxial Nanosecond Flashlamp
The coaxial nanosecond flashlamp was invented by founder members of IBH in 1981 (reference 1) and the Jobin Yvon IBH 5000F is the fourth generation version.
Unlike older flashlamp designs, the 5000F is easy to use and does not require extensive routine maintenance.
Note that unlike older flashlamp designs, the Jobin Yvon IBH Mark 4 5000F does not require an additional external synchronization detector and discriminator.
www.isainc.com /usadivisions/Fluorescence/IBH/5000f.htm   (331 words)

  
 High-Intensity Flashlamp Photoepilation
To examine the clinical, histological and immunohistological effects of flashlamp photoepilation.
Nonrandomized control trial with blinded histological study and follow-up of 1 to 20 months.
If you feel that medical interventions are necessary, please check with your physician.
www.healthseakers.com /pages/epi/flashlamp.html   (279 words)

  
 Pulsed Flashlamp Drivers
Based on a modular design approach, each controller is optimized for a given application or specific customer need.
The 8800 series provides a capacitor charging power supply, fixed or variable pulse forming network, simmer supply and all the electronic circuitry needed to drive flashlamps for pumping solid-state lasers.
Software control allows operating parameters such as pulse energy, pulse repetition rate, pulsewidth, and mode of operation to be easily altered.
www.analogmodules.com /Catalog/pulsd_dr.htm   (120 words)

  
 Idea Corner: On the Making Of Simpler Flashlamp-pumped Dye Laser   (Site not responding. Last check: 2007-10-07)
The result is a super-fast pump (70 nS discharge) resulting in a very low threshold energy.
It may be possible to use a lower voltages (say 20 kV) with an air flashlamp at a lower-that-atmosphere pressure (say 400 to 760 torr) to make the device triggerable (using a high voltage trigger like any other flashlamp).
Since the voltage decreases, the capacitance (and hence discharge time) will increase and a larger cap is required (Threshold energy will increase).
www.technology.niagarac.on.ca /people/mcsele/lasers/FlpLaser.html   (564 words)

  
 Flashlamp System   (Site not responding. Last check: 2007-10-07)
The Flashlamp system includes a photic stimulator and driver for visual evoked potentials and single-unit recordings.
The Flashlamp driver (FD1) takes a variable voltage input and TTL pulses to control the intensity and rate of the photic stimulator.
The Flashlamp uses a high intensity bulb for photic stimulation.
www.tdt.com /Modules/FLSYS.htm   (168 words)

  
 Pulse300 Flashlamp
The Pulse300 Flashlamp system is a standalone xenon flashlamp system which is ideal for use with the Imagex Time-Gated imaging system.
The System comes complete with a mounting plate for a Nikon Eclipse microscope and we are happy to quote for other optical mounting solutions.
The Pulse 300 flashlamp comes complete with its own high voltage pulsed power supply and is triggered with a standard TTL signal at a maximum frequency of 300Hz.
www.prsbio.com /html/pulse300_flashlamp.html   (155 words)

  
 TIME Magazine Archive Article -- Flashlamp -- Aug. 18, 1930
Instead of the old unwieldy magnesium powder pan, the new flashlamp looks like an ordinary incandescent bulb.
The lamp can be plugged in on an ordinary 115-volt alternating current circuit, or can be used with batteries.
Being completely self-contained, offering no fire hazard, the flashlamp can be used where flashlight photographs have never been taken before, in trains, aircraft, rainstorms, under water.
www.time.com /time/archive/preview/0,10987,789230,00.html   (341 words)

  
 Wearable Computing - Technology - Flashlamp Pictures
Steve Mann holding the world's largest portable flashlamp, a FT623 with a parabolic reflector.
Steve Mann out dusting on a bridge with the 623.
Taking pictures with a wearable computer and a smaller flashlamp.
about.eyetap.org /tech/flashpics.shtml   (167 words)

  
 Laser -- Facts, Info, and Encyclopedia article   (Site not responding. Last check: 2007-10-07)
Some types of laser, such as dye lasers and vibronic solid-state lasers can produce light over a broad range of wavelengths; this property makes them suitable for the generation of extremely short pulses of light, on the order of a femtosecond (10
Maiman used a solid-state (additional info and facts about flashlamp) flashlamp-pumped (A transparent deep red variety of corundum; used as a gemstone and in lasers) ruby (A crystalline element used as a component in various electronic devices) crystal to produce red laser light at 694-nanometres wavelength.
He later received the (additional info and facts about Albert Einstein Award) Albert Einstein Award.
www.absoluteastronomy.com /encyclopedia/l/la/laser.htm   (2159 words)

  
 Lumenis Aesthetic: Hair removal with a non-coherent filtered flashlamp intense pulsed light source
Lumenis Aesthetic: Hair removal with a non-coherent filtered flashlamp intense pulsed light source
Background And Objective: To evaluate the effects on disruption of hair growth of the non-coherent filtered flashlamp intense pulsed light (IPL) source.
Materials And Methods: Twenty-eight sites on 23 patients with Fitzpatrick type I-III were enrolled using a single treatment IPL followed for three months post-treatment.
www.aesthetic.lumenis.com /wt/content/info_articles_hairremoval_04   (282 words)

  
 Wilmore Electronics: high-voltage power supplies for flashlamp/pulsed-laser applications
With more than 30 years of experience powering pulsed loads for industrial, military and spacecraft use, we probably have had experience with applications similar to yours.
The proliferation of tower structures for wireless communications and utility power transmission, along with increased involvement by the Federal Aviation Administration, have led to smarter and more efficient tower obstruction lighting using flashlamps in lieu of incandescent light bulbs.
New uses continue to be found for pulsed lasers in industrial settings as precisely controlled laser systems become more affordable and robust.
www.wilmoreelectronics.com /Pages/Apps5.html   (230 words)

  
 News - Acne Scarring Improved by 585 nm Flashlamp Pulsed Dye Laser
Acne Scarring Improved by 585 nm Flashlamp Pulsed Dye Laser
Patients with acne scars may be safely and effectively treated with a 585 nm flashlamp pulsed dye laser, according to United States researchers.
This selective nonablative wrinkle reduction laser treatment with a temporal profile and pulse duration expressly targets healthy microvasculature in the dermis.
www.docguide.com /news/content.nsf/news/8525697700573E1885256C660022F74D   (359 words)

  
 FX1162 Datasheet - High output, short arc xenon flashlamp with internal reflector. Arc length 1.5mm. Window material ...
FX1162 Datasheet - High output, short arc xenon flashlamp with internal reflector.
High output, short arc xenon flashlamp with internal reflector.
Datasheets downloading from ChipDocs is only for our members (paid service).
www.chipdocs.com /pndecoder/datasheets/PERK/FX1162.html   (52 words)

  
 Flashlamp from LiveJournal   (Site not responding. Last check: 2007-10-07)
Results 1-2 of about 2 for the Flashlamp (0.07 sec)
Pump dye to a cell in flashlamp chamber, slap a few mirrors on, *POOF* you have a laser.
The extra reason I worry about dyes is that there have been a number of incidents at research labs where people go to remove optical...
www.ljseek.com /search/Flashlamp   (206 words)

  
 IngentaConnect Transverse-discharge flashlamp operation: a surface model of gas ...   (Site not responding. Last check: 2007-10-07)
IngentaConnect Transverse-discharge flashlamp operation: a surface model of gas...
Transverse-discharge flashlamp operation: a surface model of gas breakdown as a first step towards representing discharge initiation
You will be able to remove this item from your shopping cart at any time before you have completed check-out.
api.ingentaconnect.com /content/iop/jphysd/1999/00000032/00000008/art00002   (182 words)

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