Projector Glossary

 

 
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360° Installation

  The projector can be installed on its own axis, allowing distortion-free projections at all levels. This is particularly suitable for     situations where flexibility is required, for example in the case of digital signage and events.

 

3LCD

The light emitted from the lamp is separated into the three basic colors of red, green and blue. Each of these colors is passed through its own LCD panel. The light and image information is then recombined using a dichroic prism to give realistic color and shape to the projected image. The light yield from 3LCD is always optimal, because the projector is constantly projecting all three primary colors onto the screen.

 

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ANSI Lumens

Image brightness from a projector is measured in ANSI lumens. The brighter a projector, the wider its range of possible uses in terms of ambient light and screen size. In accordance with specific regulations, 9 points are measured in the image projected on-screen. The average of the focus points multiplied by the image surface gives the lumen reading (Lumen = Lux x m2).

 

Audio Function

Many SANYO projectors have integrated speakers that can reproduce audio signals. The powerful 7 Watt or 8 Watt speakers are an innovation in this area and integrated into numerous multimedia projectors from our current lineup. They are particularly suitable for use in training and conference rooms.

 

Auto Lamp Selection System (ALSS)

Projectors with an integrated lamp change function guarantee a high level of operating safety, because a replacement lamp is integrated in the unit. The replacement is used automatically if necessary, so that a presentation can be continued without interruption. This greatly reduces the maintenance frequency for a projector

Automatic Air Filter Replacement

To ensure optimal cooling inside the projector, the air filter must be cleaned or replaced regularly. The integrated filter cartridge automatically changes the filter once the built in sensor signals that a replacement is necessary. A cartridge containing 10 filters allows maintenance-free continuous operation up to 25,000 hours depending on the device.

 

Automatic Set Up

The automatic setup allows the projector to promptly register the connected device. Using the signal detection, keystone correction and auto PC adjustment, the projector adapts to the properties of the connected device and ensures that the presentation is ready to start in a matter of seconds.

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Colour Matching

Projectors use the color matching feature to balance potential color variations, which can occur when several projectors are used at once. This happens when one large image needs to be generated from several separate images. Together with the edge blending function, color matching achieves harmonious image reproduction with all color and brightness values.

 

Connector Socket

Different connector sockets are available for the different signal types:

D-Sub15 VGA

RCA composite, component

DVI/HDMI Digital signals

BNC RGB, Video, S-Video

Mini DIN 4 S-Video

Mini DIN 8 Service input (RS232 control)

Mini DIN 3 Service input (RS232 control)

D-Sub9 Service input (RS232 control)

 

 
Contrast Ratio

This is the ratio between the maximum (white) and minimum (black) luminance that can be displayed by a projector. The higher the ratio, the better, i.e. the image displays black more effectively.

 

Corner-Keystone-Correction

Corner-keystone-correction allows image adjustment not only on a horizontal and vertical level, but also diagonally. If the projector is positioned at an angle resulting in a distorted image, the four corners of the image can be individually corrected using this function until a perfect rectangle is displayed. This enables an authentic and undistorted projection, even at unfavorable projection settings.

 

 

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Digital Zoom

The digital zoom function allows the user to select and enlarge a section of the presentation.

 

 

Direct Power On/Off

These functions let you switch the projector on and off without delay.

 

Direct Power On: The projector powers up the moment it is plugged in. This is very convenient and it provides the user with great flexibility.

 

Direct Power Off: With this function, the projector can be unplugged while it is in operation. This lets you transport it quickly without having to wait for it to cool down and without damaging the lamp.

 

DLP® Technology

For each individual pixel, DLP® (Digital Light Processing) projectors use tiny mirrors that are mounted on the Digital micro mirrow Device (DLP® chip) and tilt in response to an electric signal. A DLP® chip’s micro mirrors are mounted on tiny hinges that enable them to tilt either towards the light source in a DLP® projection system (ON) or away from it (OFF). This creates a light or dark pixel on the projection surface. To generate a color picture, 1-chip DLP® projectors use a quickly rotating color wheel that projects the primary colors one after the other.

 

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Easy Wireless Network Set-up

Projectors with Easy Wireless Network Set-up can establish a wireless connection with the data source via the enclosed USB stick and the software stored on it. The data is transferred in real-time from the PC to one or several projectors via this quickly generated wireless connection. Presentations can then begin without extensive cabling or complicated configuration. Interactive presentations in mobile use are also made much simpler using Easy Wireless Network Set-up.

 

Eco Mode

Eco mode is an environmentally friendly function designed to save energy. This function is useful in situations where the full amount of brightness offered by the projector is not needed. Reducing brightness by around 20% decreases power consumption, minimises fan noise and significantly prolongs lamp life

 

Edge Blending Function

The edge blending function balances out varying levels of color and brightness around the edges of the image when separate images from several projectors are combined to form one large image, like a panorama. Together with the color matching function, edge blending generates a single, homogenous image.

 

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Freeze

This function allows the user to freeze the projected image at any time, for example to modify the contents of a presentation without the audience noticing and then show it at a later stage

 

Full High Definition

To carry the Full HD seal of quality, the projectors must support a native resolution of at least 1,080 pixels on the vertical axis in 16:9 format. Digital video inputs such as DVI or HDMI are also prerequisites. A Full HD resolution must be able to process the following formats: 720p, 1,080i, 1,080p.

 You can see all of the available resolutions listed under the term "Image Resolution" in this glossary

 

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High Definition Ready

The «HD ready» logo requires devices to support the 720p format (1,280 x 720 pixels in full frame mode) as well as a digital input interface such as HDMI or DVI. The HD video inputs must be able to process the 720p and 1,080i formats.

 

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Image Resolution

The number of pixels, horizontally and vertically, is called the resolution. It is expressed as width x height. The principal image resolution formats are

SVGA: 800 x 600 pixels

 XGA: 1,024 x 768 pixels

SXGA+: 1,400 x 1,050 pixels

Full HD: 1,920 x 1,080 pixel

 WXGA.  1280 x 800

The more pixels an image contains, the richer its detail. The ratio between the horizontal and vertical number of pixels also indicates the resolution’s aspect ratio.

 

Inorganic Panels

Inorganic LCD panels ensure striking picture quality, because they allow an even more natural color reproduction. The particularly deep black value and the related con-trast ratio guarantee impressive images. The reduced border thickness of the individual pixels increases the light output, which boosts image brightness. Inorganic LCD panels absorb fewer UV rays, thereby significantly increasing their service life.

 

 

Intelligent Lamp Control System

SANYO's Intelligent Lamp Control System controls the brightness level of the lamp in accordance with the input signal being received. For darker images  less lamp power is required so the  brightness is automatically adjusted meaning less power is used. No matter whether the input image is bright or dark, each image is automatically projected with the exact brightness needed for a brillaint image which is rich in contrast.

Interchangeable Lenses

Interchangeable lenses are available as an option for many projectors. They provide a particularly flexible response to the presentation environment and requirements. Wide-angle, standard and telephoto lenses are available for a broad range of throw ratios.

 

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Kensington Lock

The Kensington lock mechanism permits the simple use of Kensington locks. Adding extra security.

 

Key Lock Function

The key lock function disables the keys on the remote control or the buttons on the projector housing.

 

Keystone Correction

Keystone is a trapezoidal distortion of an image caused by projecting at a steep vertical or horizontal angle. The electronics behind modern data and video projectors can correct this distortion to produce a rectangular image display. The keystone correction function can be set automatically or manually, or it can be disabled.

 

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Lens Shift

Projecting an image vertically and horizontally causes trapezoidal distortion of the image. The Lens shift function allows the position of the lens to be varied both vertically and horizontally to correct the distortion. The resolution and image geometry are fully retained. The projector can thus be positioned flexibly without sacrificing quality.

 

 

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Mechanical Shutter

The mechanical shutter moves between the prism block and lens if the projection is interrupted for a specific amount of time. This is very effective at preventing residual light from being projected on-screen during presentations and events.

 

Multi-Lamp System

Multi-lamp systems are particularly useful where bright projections are needed. They also ensure trouble-free operation: If one of the lamps fail, the system automatically switches over to the functional lamps, allowing the presentation to continue without interruption.

 

My Logo System

Give your presentations an unique and professional appearance from the very beginning. Instead of a blue background screen appearing between presentations or when the projector is turned on, you can set individual logos or images to display, and secure this setting using a PIN code.

 

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Network Capability / WLAN

Including projectors in a network offers numerous advantages – for example, it allows projectors to be maintained and configured over a company network or the Internet. Problems are displayed automatically and resolved faster. Because of the integrated WLAN connection between computer and projector, there’s no need to hook the projector up using cables before a presentation can start. Screen contents are sent quickly and directly from the network to one or more projectors. In addition, participants in training courses or meetings can use the moderator function to take turnsgiving their presentations on the same projector using their own notebooks and the WLAN. In addition, several projectors at a trade fair stand can be administered remotely over the network and supplied with images from external sources.

 

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Optical Zoom

Lens function that allows the image size to be continuously adjusted at a given distance. The zoom function enables a highly flexible adjustment of the projector to existing room conditions. Many projectors can be equipped with motorised zoom lenses.

 

Orange Housing

A section of the projector housing is orange to help identification

 

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Picture-in-Picture and Picture-by-Picture function

These image features allow simultaneous presentation of multiple content. Images and information from two data sources are linked with each other – either as an image that can be freely positioned within an image or as a presentation of two equally sized images side by side. One of the resulting benefits is that presentations can be made even more informative and high-qua-lity. This also presents some added-value in surveillance technology.

 

Pin Code Lock

The PIN code lock secures the projector with a PIN so that it cannot be used without authorisation.

 

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QuaDrive®

An additional fourth LCD panel called the Color Control Device (CCD) separately controls the amount of yellow light in the projected image and increases the displayed color space by up to 20%. This allows for even more realistic and vivid color tones, especially in the red and green ranges. The result is more vibrant colors and higher image brightness.

 

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Rear Projection

The projector is installed behind the screen. It projects the image to a special rear projection surface. A setting in the projector’s on-screen menu allows you to choose reversed image display. Light beams are prevented from being broken up in the presentation room, thereby eliminating potential problems.

 

Remote Control Code

With this code, remote controls can be uniquely assigned to a specific projector. Even projectors that are right next to each other can be controlled easily and directly with this function. This eliminates interference from the simultaneous operation of multiple projectors or other technical devices.

 

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Security Chain

Security chains of up to 11 mm in diameter can be attached to the security bar.

 

Security Features

Security features ensure that the projector cannot be used or removed without authorisation. They provide valuable protection wherever numerous individuals have access to the device – in the public sector, universities, schools or the business world. SANYO projectors offer a combination of the following security features.

 

Key Lock Function

 

Pin Code Lock

 

Security Chain

 

Kensington Lock

 

Orange Housing

SVGA

SVGA referes to the maximumn image resolution. SVGA is 800 x 600 pixels

You can see all of the available resolutions listed under the term "Image Resolution" in this glossary

 

SXGA+

SXGA+ referes to the maximumn image resolution. SXGA+ is 1400 x 1050 pixels

You can see all of the available resolutions listed under the term "Image Resolution" in this glossary

 

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Throw Ratio

 The throw ration specifies the ratio betwee the projection distance and image width; this depends on the lens being used.

Example:

With a throw ratio of 2:1 for a projection distance of 4m the image width is 2m. Since most lenses are equiped with an optical zoom function, the throw ratio is given in a range such 1.5-2:1. This means that an image width of 2m can be displayed from a distance of 3-4m.

 

 

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Video Streaming Function

Video streaming is a network function that allows the transmission of movie files without delay via a wireless network. This enables transfers of even larger files with up to 150 MBit per second (IEEE802.11n Standard) from the PC to the projector. The video streaming function provides uniform and undistorted playback of various video content and is ideally suited for education applications, POS areas as well as digital signage, where movie files require a high quality wireless transmission.

 

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Warp and Blending

The Warp & Blending Board allows presentations on curved projection surfaces, as well as seamless large-scale image projection using multiple side-by-side projectors.

 

WXGA

WXGA  referes to the maximumn image resolution. WXGA is 1280 x 800 pixels

You can see all of the available resolutions listed under the term "Image Resolution" in this glossary

 

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XGA

XGA referes to the maximumn image resolution. XGA is 1024 x 768 pixels

You can see all of the available resolutions listed under the term "Image Resolution" in this glossary