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Page "Anemometer" ¶ 17
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Laser and Doppler
* Laser Doppler velocimetry
This allows extremely narrow band detection ( much narrower than any possible color filter can achieve ) as well as precision measurements of phase and frequency of a light signal relative to a reference light source, as in Laser Doppler Vibrometry.
A Laser Doppler velocimeter ( LDV ), also called a laser Doppler anemometer ( LDA ), focuses a laser beam into a small volume in a flowing fluid containing small particles ( naturally occurring or induced ).
* Laser Doppler velocimetry
* Laser Doppler velocimetry
* Laser Doppler vibrometer
Laser Doppler Velocimetry predates PIV as a laser-digital analysis system to become widespread for research and industrial use.
* Laser Doppler velocimetry
Laser Doppler velocimetry ( LDV ), also known as laser Doppler anemometry ( LDA ), is the technique of using the Doppler shift in a laser beam to measure the velocity in transparent or semi-transparent fluid flows, or the linear or vibratory motion of opaque, reflecting, surfaces.
The instrument was soon called the Laser Doppler Velocimeter ( LDV ) and the technique Laser Doppler Velocimetry, also abbreviated LDV.
Laser Doppler velocimetry is often chosen over other forms of flow measurement because the equipment can be outside of the flow being measured and therefore has no effect on the flow.
Laser Doppler velocimetry is used in hemodynamics research as a technique to partially quantify blood flow in human tissues such as skin.
Laser Doppler velocimetry is effective in measuring surface vibrations via reflection of the laser light from the vibrating surface.
Laser Doppler velocimetry has been employed in laser computer mouse.
it: Laser Doppler
* Laser Doppler anemometry
* Laser Doppler velocimetry, an optical method of measuring fluid flow
* Laser Doppler vibrometer, an optical method of measuring vibration

Laser and use
Laser lithotripsy is another technique, which involves the use of a holmium: yttrium aluminium garnet ( Ho: YAG ) laser to fragment stones in the bladder, ureters and kidneys.
NASA has put several optical corner reflectors made of quartz, known as the Lunar Laser Ranging Experiment, on the Moon for use in laser time-of-flight measurement to measure the Moon ’ s orbit more precisely than was possible before.
The Mitsubishi Laser TV appears to use such a screen which requires special care according to their product manual.
* By equipment used: Laser surgery involves use of a laser for cutting tissue instead of a scalpel or similar surgical instruments.
In Australia, some cars continued to use carburetors well into the 1990s ; these included the Honda Civic until 1993, Daihatsu Charade until 1997, the Suzuki Swift until its end in 1999, as well as the Ford Laser ( 1994 ), Mazda 323 sedan ( 1996 ), and Mitsubishi Magna sedan ( 1996 ).
Laser surgery has been in use for some time to reduce the scars left behind by acne, but research has been done on lasers for prevention of acne formation itself.
Laser diodes find wide use in telecommunication as easily modulated and easily coupled light sources for fiber optics communication.
The Tactical High-Energy Laser, or THEL, is a laser developed for military use, also known as the Nautilus laser system.
; Laser branding: " Laser " branding is a marketing term coined by Steve Haworth, who pioneered its use in body modification.
* Army Test and Evaluation Command, Aberdeen Proving Ground Maryland ( 1969 ) Laser Rangefinders Ft. Belvoir Defense Technical Information Center, U. S. Army, Ft. Belvoir, Virginia, 20 pages ( early history of the use of lasers in rangefinders )
In contrast to the entirely digital DVD, Laser discs use only analog video.
As the Laser disc format is not digitally encoded and does not make use of compression techniques, it is immune to video macroblocking ( most visible as blockiness during high motion sequences ) or contrast banding ( subtle visible lines in gradient areas, such as out-of-focus backgrounds, skies, or light casts from spotlights ) that can be caused by the MPEG-2 encoding process as video is prepared for DVD.
Laser light is useful in entertainment because the coherent nature of laser light allows a narrow beam to be produced, which allows the use of optical scanning to draw patterns or images on walls, ceilings or other surfaces including theatrical smoke and fog without refocusing for the differences in distance, as is common with video projection.
Laser scanners work the same way as pen type readers except that they use a laser beam as the light source and typically employ either a reciprocating mirror or a rotating prism to scan the laser beam back and forth across the bar code.
Autologous patient specific tumor antigen response ( apSTAR Veterinary Cancer Laser System: The use of a laser combined with a polymer has been shown to enhance tumor immunity and improve the rate of primary and metastatic tumor regression in laboratory models of tumors.
The Laser and Vanguard 15 also use daggerboards.
In 1998, the " Kremer Excimer Laser ", serial number KEA 940202, received FDA approval for its singular use for performing LASIK.
* Laser Pico, a small double handed dinghy designed by Jo Richards in the 1990s mainly for family use
The turbo version of the Laser could be recognized by its use of black hood louvers.
** Laser photocoagulation, or photocoagulation therapy, is the use of a laser to seal a retinal tear.
Lux is physically very powerful especially in defense, but has a poor selection of ( Laser and Thunder ) magic spells and equipment, although he is the only one that can use those spells.
* Laser capture microdissection, use of a laser through a microscope to cause selected cells to be isolated and extracted
The plot concerns a mercenary named Michael Gold ( Lee ) who is sent to convince Dr. Braun ( Borgnine ), a Laser specialist, to defect to the United States before the KGB acquire him and use both his talent and a stolen diamond to create a nuclear weapon.

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