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Page "Numerical aperture" ¶ 23
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Laser and typically
Laser welding is becoming more common as a method of attaching the drive plate to the disc ring with the laser typically being between 2-3KW and a feed rate 1m / minute.
Laser beams typically do not have sharp edges like the cone of light that passes through the aperture of a lens does.
Laser rangefinders typically have a measurement granularity of one to ten millimeters ; thus, the complete specification for distance measurement accuracy might read as follows: < font face =" courier, monaco, times new roman "> Accuracy: ±( 1 mm + 1 ppm )</ font >.
* A Bubblegram or Laser Crystal is a 3D image composed of points suspended in a medium, typically a plastic block.
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.
Laser cutting is a technology that uses a laser to cut materials, and is typically used for industrial manufacturing applications, but is also starting to be used by schools, small businesses and hobbyists.
U. S. Air Force Joint Terminal Air Controllers and Marine Corps Forward Air Controllers typically employ a lightweight device, such as the AN / PED-1 Lightweight Laser Designator Rangefinder ( LLDR ), permitting them to designate targets for Close Air Support aircraft flying overhead and in close proximity to friendly forces.
Laser tag is a team or individual sport or recreational activity where players attempt to score points by tagging targets, typically with a hand-held infrared-emitting targeting device.
Men typically sail the Laser Standard which has a larger sail.
Laser line levels are used wherever accurate verticals and horizontals are required, typically in the construction and cabinetry industries.
Laser pointers available for purchase online can be capable of significantly higher power output than the pointers typically available in stores.

Laser and choose
There are three different ships to choose between, and each ship can be played in Laser or Shot mode.
Each ship can be played with a Shot or Laser boost, making the chosen mode of firing more powerful ; the mode is chosen as you choose your ship:
" on the highscore table will activate a secret mode, allowing the user to choose to play the original Tempest 2000 game ; however, any high scores made in this mode are not saved, the music ( wave-captured from the original modules ) is muffled and the effectiveness of the Particle Laser against Spikes is not restored even in this original mode.
The Prolight Laser Harp Controller's design does not include a built-in laser projector, which enables the users to freely choose their own laser setup for every performance, whether they need a less powerful laser projector for indoor events or a high-powered laser for open air performances.

Laser and make
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.
In an effort to make up for the slow loading time, the game has a feature where the player can select the " Start " button and manipulate a set of twirling black and white balls, known in the manual as " Laser Balls ".
In 1984 the company changed direction to make peripherals for Macintosh computers: the HyperDrive ( the Mac's first internal hard drive ), and the Personal Laser Printer ( the first QuickDraw laser printer ).
Brabham's professional racing career began in Australia in 1983, racing karts for two years, after which he moved into the Ford Laser " one make " series for 1985.
Laser pointers make a potent signaling tool, even in daylight, and are able to produce a bright signal for potential search and rescue vehicles using an inexpensive, small and lightweight device of the type that could be routinely carried in a emergency kit.
** Sword of Heaven / Laser Sword ( Tenkūken ) A sword stored on the chest, summons lightning to make itself more powerful.
When Nova was being dismantled to make way for NIF, the target chamber was lent to France for temporary use during the development of Laser Megajoule, a system similar to NIF in many ways.

Laser and divergence
* Laser divergence calculator

Laser and beam
Laser Doppler anemometers use a beam of light from a laser that is divided into two beams, with one propagated out of the anemometer.
Laser beam
* Laser cladding – metallic powder is blown through a movable laser beam ( e. g. mounted on a NC 5-axis machine ).
* Titan Laser: Titan is a combined nanosecond-long pulse and ultrashort-pulse ( subpicosecond ) laser, with hundreds of joules of energy in each beam.
* Laser beam profiler
* Laser beam profiler
Laser beam quality is quantified by the beam parameter product ( BPP ).
* Laser beam profiler
*** Laser beam
* Laser treatment – Using a special strong beam of light of one color ( laser ) to heal a damaged area.
Red line: Laser beam.
Laser ablation, laser beam machining and wafer dicing are all industrial areas where high-speed mirror galvanometers can be found.
Laser light is scattered when a particle crosses the first beam.
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 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 beam generators occasionally fly straight outwards from the centre of the screen.
* Laser beam welding, a type of high-precision energy beam welding
File: Laser Guide Star Sweeps Across a Starry Sky. jpg | The Earth ’ s rotation during the 30-minute exposure — and the movement of the laser as it compensated for this — is why the beam appears to fan out.
Laser levels project a beam which is visible and / or detectable by a sensor on the leveling rod.

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