User Controls

<4> A color level bar is shown on the top of screen for user to see the Saturation or Hue effects with different values. <5> “Reset” option in Saturation or Hue adjustment is

to reset Saturation value or Hue value of all levels (0 to 15). Press “” arrow key while moving on level 15 or “” arrow key while moving on level 0 to select “Reset ” option.

6)A color level bar is shown on the top of screen for user to see color vividness effects.

7)The item “Reset” bottom of the menu is for Saturation and Hue values of current “Color” selected; a confirmation notice shows while selecting” Enter” to reset settings.

English

B/W Extension

Black and White Extension can stretch the black and white levels to automatically increase the contrast of input image. The HD81 has 5 pre-set modes that allow the user to switch among the pre-sets to obtain different image effects.

1)Use “”, “” arrow keys to select the “B/W Extension” adjustment item, and then press “Enter” key or “” key to enter this adjustment item. The Menu disappears and a small adjustment bar is shown (as shown below).

B/W Extension

Off 1 2 3 4 5

2) Use “ ”, “ ” arrow keys to select default modes.

Demo Mode

This function provides the user with a preview window where settings such as Edge Enhancement, Color Vividness and B/W Extension can be viewed.

1)Select “Demo” and a turn on/off bar is shown as following. Using “”, “” arrow keys to turn the function on or off.

2)After turning on the Demo function, a rectangular frame is shown. By pressing the pressing “”, “” keys the frame will move.

3)User can view immediate enhanced performances only while adjusting these items: Image mode, Edge Enhancement, Color Vividness and B/W Extension.

Reset

Returns the current menu’s settings to factory default.

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Optoma Technology HD81 manual Extension, Demo Mode
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HD81 specifications

The Optoma Technology HD81 is a high-performance projector that is designed primarily for home theater enthusiasts seeking an immersive viewing experience. This projector stands out in the market with its advanced features, exceptional image quality, and cutting-edge technology.

One of the HD81's key features is its 1080p resolution, delivering stunningly detailed and vibrant images. With a native resolution of 1920x1080 pixels, users can enjoy sharp details whether they're watching movies, playing video games, or streaming content. The projector employs DLP (Digital Light Processing) technology, which enhances color accuracy and ensures that images are bright and vivid, making it ideal for various viewing environments.

A significant characteristic of the Optoma HD81 is its impressive contrast ratio, which can exceed 10,000:1. This elevated contrast allows for deeper blacks and more distinct colors, creating a more dynamic range that enhances the viewing experience. The projector also boasts a brightness level of up to 1200 ANSI lumens, ensuring that images remain clear and visible even in moderately lit rooms.

The HD81 includes numerous connectivity options, making it versatile for a wide array of devices. With HDMI inputs, VGA ports, and USB options, users can easily connect their gaming consoles, Blu-ray players, or computers without hassle. Additionally, the projector supports various video formats, including 3D content, which adds a layer of depth and excitement to movies and games.

Another notable feature of the Optoma HD81 is its low noise operation. The fan noise is minimally intrusive, allowing viewers to focus entirely on the content, making it suitable for quiet settings such as home theaters.

Furthermore, the HD81 incorporates advanced image processing technologies, such as the BrilliantColor technology, which enhances color richness and improves overall image quality. This ensures that colors are accurately reproduced and that the viewing experience is as close to real life as possible.

In summary, the Optoma Technology HD81 is a compelling choice for anyone looking to elevate their home viewing experience. With its 1080p resolution, high contrast ratios, superior brightness, and versatile connectivity options, this projector is designed to deliver stunning visuals and a captivating experience for movie lovers and gamers alike. Whether for casual viewing or dedicated home theater setups, the HD81 remains an exemplary choice in the projector market.
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