The Basics
The HD81 Optoma projector is a high quality home theatre projector that utilizes DLP technology. It uses the DarkChip3 technology that was developed by Texas Instruments to cast vibrant, sharp, and detailed images. This Optoma DLP projector has a unique two piece design that can make it a stylish addition to any home.

Features
The HD81 is a discount Optima projector has DarkChip3 DLP technology to enhance the brightness of colors, the richness of blacks, and the precision of the images. In addition, the 1080P resolution ensures that the picture will be sharp, clear, and detailed.

In addition, the HD81 is the best Optoma projector in terms of connectivity options. It has three HDMI inputs and one external HDMI expansion. It also comes with two BNC components, one VGA cable, three S-video connections, two components, three composite video connections, two 12V triggers and an IR port extension. This wide array of connectivity options makes for added flexibility and convenience.

Also, the HD81 has an innovative two piece design. The upper level of the unit swivels 360 degrees, making the installation process simple.

This Optoma projector lamp has a brightness level of 1400 ANSI lumens, making it ideal for small venues with easily controlled lighting conditions. This projector also has a contrast ratio 10,000:1 so that the images are subtle yet vibrant.

Specifications
The HD81 uses an ultra high performance 300 watt bulb. The bulb has an estimated life of 2000 hours when used normally, but can last up to 3000 hours if ran on the economy mode.

This projector has a throw ratio of 1.85 to 2.22 feet, and an image size of thirty to three hundred inches.

The Optoma DVD projector itself weighs about ten pounds and the video process weighs an estimated 9.2 pounds. The projector is 16 inches wide by 4.6 inched deep, and 12.2 inches long. The video processor is 17 inches wide by 2.5 inches deep and 12 inches long.

The HD81 should be stored in an environment with temperatures between 7 and 140 degrees Fahrenheit. In addition, it should be kept somewhere with a maximum humidity f 80 percent.

The HD81 Optoma projector bulb has an aspect ratio of 16:9. It also features an automatic keystone correction of five degrees up and down. This means it can make automatic adjustments vertically if the projector is installed at an angle that is not ideal for viewing.

In addition the unit has 1.07 billion displayable colors, with 1024 different levels of gray scale adjustments. The HD81 has three user definable mode settings. Optoma projector parts and Optoma projector accessories are affordable and easy to find.