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Glossary - Terms and Definitions - Sub-categories

This Glossary shall provide general definitions for terms used on this website as well as give some background information on terms and topics used in show laser and entertainment industry.
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Dieses Glossar bietet Definitionen zu Begriffen, die auf dieser Webseite auftauchen, und Hintergrundinformationen zu Inhalten und Bezeichnungen, die in der Showlaser- und Unterhaltungsindustrie gebräuchlich sind.
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The Accessible Radiation (AR) specifies the laser power that is emitted form a laser system directly at the unit. The Laser Class assignment refers to the accessible radiation of a laser.The accessible radiation is different to the MPE, which...
Usually abbreviated as AOM>>> Definition Acoustooptical Modulator see AOM >>>
What is Analog Modulation? In the show laser industry 'analog modulation' defines the ability of a laser source to "dim" the output power of the laser beam, which means that the output power can be adjusted without stepping. Thus, it is possible...

What is an Animation Laser? The term "animation laser" denotes a show laser system which is able to create animated effects, graphics and texts. To create non-flickering, vivid animations it is important to have a fast scanner systems width good...

AOM is the abbreviation of "Acoustooptical Modulator". In the show laser industry this term defines a component which makes a static, non-modulating laser beam an analog modulated laser system. This way< of creating an analog modulation was used...
AR is the abbreviation for Accessible RadiationSee Accessible Radiation for details.
"Audience scanning" means a volitional, momentary projection of visible laser light into the crowd of spectators. It is used for special effects like laser tunnels and the like - in order to visually integrate the spectator into the show. Dependent...
What is a Beam Attenuation Map? As laser beams can be harmful for human skin and eyes, when not operated correctly, laser show software offers the opportunity to define so-called safety zones in a beam attenuation map. The user sets different...
What is a beam show? A laser show may be designed as beam or graphics show. Whereas a graphics show displays graphics, patterns, aninmations, etc. on a projection surface, for example a gauze or water screen or the like, in a beam show the laser...

What is Blanking? Blanking is the capability of a show laser system to rapidly turn on / off the laser when displaying visible lines, graphics and animations. E.g. when drawing a text, the laser system needs the ability of blanking to omit the...
What is a Brightness Map? Laser can be harmful for human eyes and skin, when not operated properly. Professional laser show software allows for setting areas where the brightness of the laser beams get reduced in a brightness map. These are...
What is a club laser? A club laser is a show laser light system for entertainment purposes especially used in clubs, discotheques, pubs and bars. These laser systems create focused laser beams as well as effects such as animated images and...

What is Color Balance? Color balance describes the adjustment of certain color intensities to gain more natural colors. In the show laser industry color balance describes the adjustment of laser source intensities to gain better color mixture. As...
What means DAC? DAC stands for Digital Analog Converter. What is a Digital Analog Converter? A DAC is a hardware device that is able to convert computer generated laser images (serial signal) into ILDA laser control signals (parallel...

The term "Daisy Chain" describes the connection of a signal cable to several devices in a ring or sequence structure. An example is a DMX512 network, where a single DMX controller is linked with several laser projectors. The controller is called...
Why are show lasers popular in discos? Discos are popular places for show laser systems. As most rooms of disocotheques are located in darker surroundings, laser beams are particularly visible and ensure atmospheric lighting effects. Whether a...

What is divergence? Divergence describes the expansion of a laser beam over a long distance. The value is given in mrad (milliradiant), a unit to specify angles. What is better, a high value or a small value of divergence? The higher the...
What is a DJ laser? A DJ Laser is not a specific type of laser light, but it more describes the field of use of the laser. DJ Lasers usually are in the semi professional range and most of them come with sound to light and stand alone mode. In most...

What does DMX stand for? The abbreviation DMX stands for Digital Multiplex and denotes a serial signal, which carries a special protocol from a controller to a DMX receiving device (the laser projector) in order to display pre-set effects. Through...

Why is it called DMX512? The abbreviation DMX stands for Digital Multiplex and denotes a serial signal, which carries a special protocol from a controller to a DMX receiving device (the laser projector) in order to display pre-set effects. Through...

What does DPSS stand for? DPSS is an abbreviation for "Diode Pumped Solid State Laser" How do DPPS lasers work? This way of generating laser light bases on the resonator principle in combination with pump energy. The general working principle is...

What is an entertainment laser? An entertainment laser is a laser light for entertainment instead of medical or cosmetic purposes. More common is the term show laser, as entertainment lasers are often used for small and big stage shows. Whenever...

What is an Ethernet laser controller? An Ethernet laser controller is a Digital Analog Converter (see the >>> definition of DAC <<<) that converts computer signals into ILDA laser signals. You'll need one, if you want to design...

What show lasers are suitable for festivals? Festivals usually require strong laser light power for long distance projection, but they should also be able to cover the crowd in the nearer area. To be able to do both things with show laser light...

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The term "gauze" denotes a thin textile material which has got many very small holes similar to a fishnet. A gauze screen is used to project laser graphics, texts, etc. on it in order to make them visible. It is suitable for projections beamed at...
What is a Graphics Show? Laser shows may either be designed as graphics or as beam shows. Beam shows project the laser beams into the room, while graphics shows use projection surfaces in order to display laser graphics, patterns, animations, etc....

As well as water screens hydro shields are projection surfaces made of water used to make visible laser graphics and effects. But contrary to water screens, where water drops fall down from above, hydro shields emerge semicircular from the bottom...
What does ILDA stand for? ILDA is the abbreviation of "International Laser Display Association" and thus the name of an association of laserists. It also describes a signal transmission protocol for the computer control of show laser light...
What is an ILDA Award? ILDA is the International Laser Display Association, a non-profit organization with the intention of increasing and expanding show laser lights & laser shows. Every year they are holding their annual ILDA Awards where they...
What is an ILDA cable? ILDA is a data transmission technology developed by the International Laser Display Association for interchanging image data between laser control systems and show laser lights. The ILDA cable connects the laser display with...

What is an ILDA connector? ILDA describes a data transmission protocol developed by the International Laser Disyplay Association for transferring image data between laser control systems and laser projectors. An ILDA connector is the standard...

What does ILDA stand for? ILDA is the abbreviation of "International Laser Display Association" and thus the name of an association of laserists. It also describes a signal transmission protocol for the computer control of show laser light...

What means ILDA projector? ILDA is the abbreviation of "International Laser Display Association", a non-profit organization to increase and expand the use of show laser light systems. This association developed a data transmission protocol to...

What does KPPS stand for? KPPS means Kilo Points Per Second and describes the speed of show laser scanning systems. That's how many thousand laser points per second can be displayed on walls and other suitable surfaces. The more KPPS the better...

What is a landmark laser? Landmark lasers are show laser systems used outdoor to make a certain point visible and exposed from a long distance. The term "landmark laser" is mainly used in Asian countries whereas in Europe and America the terms...

What is a Laser Animation? A laser animation is an animated effect created by a show laser systems, for example a graphic, logo or text. For laser animations it is essential to have fast scanner systems, sharp beams, bright colors, good beam...

What is a laser display? Laser display is a term used to describe the application of laser light for entertainment purposes. Show laser light systems are ideal for big shows and events because they create focused laser beams and effects such as...

What is a laser effect? Most show lasers come with integrated lighting effects which are displayed automatically or manually. Such laser effects are generated through scanning systems, stepping motors, grating grids, mirrors or glass gobos. What...

What is laser light? A laser light defines a laser beam in the visible spectrum (between 400 and 700nm wavelength). Often the term is used to describe a projection system emitting laser beams in the visible laser spectrum.  Laser (“Light...

What is a laser light show? A laser light show can mean two different things: Primary meaning is the "Laser show", emphasing here that it's a show in the visible color spectrum. The other meaning of "laser light show" sepcifies the actual...

What is a Laser Projection? Laser projection means animations and graphics that are displayed on projection surfaces with a laser display. For displaying such laser projections a show laser system needs galvanometer scanners that move the laser...

What is a Laser Projector? A laser projector is a device for displaying animations and graphics with laser beams onto a screen. Besides laser sources like diodes, DPSS, OPSL or gas lasers in earlier times, a laser projector must contain...

What is a Laser Rainbow? A laser rainbow defines a multi colored beam or layer projection with show laser light systems, that has the colors in the rainbow order. This kind of projection is usually done outdoor and can reach for many kilometers....

What does Laser Show mean? The term "Laser show" can define two different things: In most cases it means an entertainment event where the laser effects provide a show (music synchronous or without music). Sometimes the term is also used to define...

What is a Laserist? A laserist designs, creates and controls a laser show. A laserist needs at least a show laser projector. For programming own laser shows, he uses special laser show software. When doing live laser shows, the laserist needs a...
What is laserlight? Laserlight is another spelling for laser light. See the definition of laser light.

What is a LaserMan? A LaserMan is a show performer who dances inside a laser suit and among laser beams. The LaserMan and the laser beams will move synchronous to music to amuse the audience. What is a Laser Suit? A laser suit has many glowing...
The Maximum Permissible Exposure (MPE) is the highest laser power that is considered safe for the eye. This value usually ranges in the allowed level for laser class 2. The term is mainly used when specifying the safety of an audience scanning...
The term "mesh screen" is used synonymously for "gauze screen". >>>click here to read the definition>>>
Abbreviation for: Maximum Permissible ExposureSee Maximum Permissible Exposure for further details
What is a multimedia show? A multimedia show is an entertainment event where several forms of media, such as audio, video, light etc. are included. Show laser projections, as beams, graphics and texts, are combined with effects like fire,...

What is a nightclub laser? A nightclub laser is a laser system for entertainment purposes especially used in clubs and discotheques. These single or multi-color laser systems are usually accompanied by music and sound effects as well as fog...

What is OPSL? OPSL is an abbreviation for optically pumped semiconductor laser which describes a technology that is used by Coherent for their special show laser modules.The construction principle of OPSL sources is complicated, but in general the...

What is an outdoor laser? An outdoor laser is a show laser system especially suited for open-air events. Outdoor lasers are being used for festivals, street parades, concerts, on cruise ships, in amusement parks, for displaying graphics on...

What is outdoor laser lighting? Outdoor laser lighting means ambient lighting in gardens, parks or other outdoor locations displayed by laser lights. It can be a permanent laser installation e.g. onto trees in the nature or on walls in amusement...

What is an outdor laser show? An outdoor laser show is an open-air event for entertainment purposes, consisting of displays of constantly moving laser lights. You may see outdoor laser shows at festivals, concerts, street parades, in amusement...

What is a party laser? A party laser is a show laser light system for smaller entertainment events, for example in clubs, discotheques, pubs, and bars or for private use. Party lasers are able to create laser beams as well as effects, such as...

What does PPS stand for? PPS means Points Per Second and describes the speed of show laser scanning systems. That's how many laser points per second can be displayed on walls and other suitable surfaces. The more PPS the better the scanning device...

What is a Rainbow Laser? A rainbow laser is a show laser light system that is capable of multi colored beams that look like a rainbow. For that special kind of effect the show laser needs at least the three color sources red, green, and blue as...

Laser effects, graphics, texts, etc. need projection surfaces to become visible, for example screens. Rear projection screens are made of semi-transluminescent material, often of a gauze / mesh material, which has got many small holes. Such screens...
What is an RGB Laser? RGB lasers are show laser systems with exactly three color modules: red, green and blue. It doesn't matter if the color sources are DPSS, OPSL oder Diode laser modules. By combining the three colors, whitelight laser effects...

Laser safety is an important issue while dealing with laser systems. Laser radiation can cause demage on eyes, skin and textiles. Therefore it is important to regard the safety instructions on the laser devices and in our laser manuals. Laserworld...
A laser safety button serves to interrupt the current supply manually in case of emergency. Safety buttons are mainly used in cases where there is no seperate interlock interface available at the laser projector. As laser radiation can cause bad...
What is a Safety Zone? As show laser systems can be harmful for human skin / eyes, professional laser show software offers the opportunity to set so-called safety zones. Safety zones are areas where the beam intensity / brightness is adjusted to...
What is a scanner? A scanner is a device that scans and measures objects systematically to generate an overall image. Laser systems use scanners to position or steer the laser beam. Show laser systems use galvanometer scanners (galvo systems)....

Laser effects, graphics, texts, etc. must be displayed on different kinds of projection surfaces. Also screens may serve as projection surface. Screens may be distinguished into front projection screens and rear projection screens. Such screens are...
What is a show laser? The term "Show laser" is used to describe laser light systems for entertainment purposes. Show laser systems are very versatile in use and may be applied indoor, for example in small locations as clubs, bars, and discotheques...

What is a show laser light? "Show Laser Light" is another term to describe laser light systems for entertainment purposes. Show laser light systems distinguish theirselves in a very versatile usability: they may be used in- and outdoor, in small...

What is a show lazer? The term "show lazer" describes laser light systems for entertainment purposes and is used synonymously for the more common definition "show laser". Show lazer systems offer many different applications like indoor use in bar,...

What is a sky laser? Sky lasers are show laser systems used outdoor to make a certain point visible and exposed from a long distance. The term "sky laser" is mainly used in Europe and America as well as "skylaser" or "sky beam laser" whereas in...

What means TTL modulation? TTL stands for transistor-transistor-logic and describes a special kind of show laser modulation for laser sources. Laser sources with TTL modulation cannot be dimmed and are only able to turn the power on / off. A...
What is a USB laser controller? A USB controller is a Digital Analog Converter (see the >>> definition of DAC <<<) that converts computer signals into ILDA laser signals. You'll need one, if you want to design your own laser show...
The term "water curtain" is used synonymously for >>>"water screen">>>.
Laser graphics projections need a surface to make visible the graphics, texts and effects the laser draws. Also water may function as projection surface. These water screens are built by waterdrops falling down from a nozzle element equipped with...
"Water Shield" is a corresponding term to >>>"Hydro Shield">>>.
What means Watt? Watt is a physical unit to measure power. What has Watt to do with laser displays? The power of show laser lights is measured in Watts, too. The more Watt a laser projector provides, the brighter the laser beams (in general -...

What is Wavelength? The physical term Wavelength determines the color of a laser source and is specified in the unit nm (nanometer). As you can see in the chart below, some colors are more visible than others.

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