User Controls

5)User can select and setup different settings for each mode (1 to 5) in “User” option and adjust submenu shows as the following: When user chooses one mode and presses “Enter” to see the original settings of each item; user may then adjust the value per the original setting of each mode.

6)The first item “Ref. mode” has five default value sets for user to fine-tune High Corning, High Width, Low Corning, Low Width and Strength A &B. User can use “”, “

” arrow keys to select each setting and press ”Enter ” to start the fine-tuning. Once user changes value of each item, the updated values are memorized without any old value savings.

English

Please refer to the following description and graphics about adjusting items.

1)The vertical coordinate is the luminance offset of the selected area on the screen. A lower luminance offset means the selected area of the screen will have smoothed brightness in for items such as human skin or backgrounds. A higher luminance provides for limited enhancement. This will allow the user to set and fine tune different zones (A and B). Zone A is the primary area of enhancement while Zone B is the area for minimal or no adjustment.

2)Using “High Corning” and “Low Corning” to divide A and B Zones.

3)Using “Strength” A and B to have different levels of Edge enhancement. Value of Strength A must be higher than Strength B.

4)Then High width and Low width fine-tune can make settings between A and B zones smooth.

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Optoma Technology HD81 manual English
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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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