Optoma HD81 1080p DLP Home Projector

Monday, October 19, 2009

Optoma HD81 1080p DLP High Definition Home Theater Projector




The Optoma HD81 is the ultimate in home theater. The advanced 1080p DarkChip3 DMD DLP technology create stunning visuals with the brightest colors and sharpest display. Its bright 1400 lumens and 10000:1 contrast ratio delivers subtle details and vibrant images; the 16-step auto and manual iris gives you more control over what you see. The 2-piece design simplifies installation, and the IR remote control with discrete IR codes for source and format are perfect for better home theater automation. With this in your home or living room, you’ll never need to hit the movies again. Projection Distance – 4.92 to 32.8 ft. Throw Ratio – 1.85-2.22 – 1 (distance/width) Aspect Ratio – 16 – 9 (native) Image Processing – Motion Adaptive 480i, 576i, 720p and 1080i De-Interlacing, 10-bit Image Processing, Advanced 3D Comb Filter, Three Presets Plus Three Programmable Display Formats, Advanced Noise Reduction and Sharpening Color Management – User Definable Gamma, RBGCYM, 6-Color 16 Region Adjustment, Keystone Correction – +-5 Vertical Displayable Colors – 1.07 billion, with 1024 levels of grayscale adjustments Projection Lens – F = 2.6 – 2.82; f = 39.12 – 46.94mm, 1.2x Zoom Compatibility – SXGA, XGA, SVGA, VGA, NTSC, PAL, SECAM, VESA, Macintosh, PC, True HDTV (720p, 1080i/p) & 480i/p, 576i/p Projector Connectivity – RS-232, HDMI Video Processor Connections – 3 HDMI plus 1 HDMI expansion; two Component; three S-Video; 3 Composite Video; 1 VGA; 1 RS-232; 1 IR port; 2 12V triggers Noise Level – 32dB 430W 90-264v AC power supply, 50-60 Hz (<12W in Standby Mode) 2,000/3,000 hour lamp life (standard/economy); lamp type - 300W UHP Included Accessories - Two AC power cords, two HDMI cables, 2 RS-232 cables, remote control, batteries, external IR module, lens cap Projector Dimensions(WxHxD) - 16 x 4.6 x 12.2 (411 x 116 x 311 mm) Video Processor Dimensions(WxHxD) - 17 x 2.5 x 12 (406 x 139 x 304 mm) Weight (Projector) - 1

User Ratings and Reviews

1 Star Not Reliable
I purchased this unit in August of 2007. It produces an outstanding picture when it works, but has been returned to CA for repair twice – both times resulting in multiple weeks without the unit.

The unit overheats in the cabinet we had built for it (we have had extra fans installed, special air conditioning and still can’t close the front of the cabinet) and shuts down.

Twice we have had major failures – where the unit will come on briefly, then shut down with error codes that can’t be fixed by the end user. Twice we have had to send the unit back to CA and both times the process to get Optoma to accept the unit was time consuming and arduous. The first time they even “rejected” the return – sending it back to us un-opened and un-repaired because they said it was not an authorized repair – even though the RMA (their number for authorized returns) was printed in huge block letters on the outside of the box.

I am going to have to go to the expense of replacing this unit with a more reliable projector.

4 Stars great projector
I bought ours about a year ago. We enjoy watching movies in HD and this projector delivers stunning results. We have created quite a complicated set up, with dvd player, multi media computer, dvico tvix streamer, home theater receiver and hdtv tuner connected, with all this working both on the tv screen and on the projector. The one problem we had was that right after 2 months the remote simply stopped working, and I was never able to get another one. My dealer in the USA said he shipped me one, but it never arrived. I tried to obtain one from Optoma Europe (I live in the Netherlands), they never bothered to answer my email request. So I bought a universal remote that seems to do the job quite well for much less than the original would have cost.

We also bought a couple of prisms that strech the image from 16:9 to cinemascope. (The projector has a cinemascope zoom mode, eliminatng the black bars at the top and bottem of the image). This is the ultimate theater experience! One thing I particularly like about this projector is its throw ratio. It seems to be made for my living room. It is put in a rather low cabinet under the tv, and projects to the other wall at about 7 meters distance I get a cinemascope image of about 4 meters wide at the right height. Perfect! And I never have the rainbow problems I had with previous DPL projectors. I would buy this projector again.

4 Stars Very good 1080p projector
The image from this HD81 projector from a 1080p source is stunning and with so much details. The 720p/1080i images are likewise very detailed and incredible. The connectivity is just so flexible and convenient due to the outboard scaler unit. Speaking of scaler, it’s a like a high end scaler capable of de-interlacing 480i materials flawlessly. Even my old laserdisc is looking good with this projector.

There’s some noise from the fan but it is not enough to be distracting.

The only problem I had was after about 200 hours, I started to see two white pixels on my screen. Later I found out that this is the dreaded stuck pixel but known as a stuck mirror for DLP units. Fortunately, my unit is still on warranty and I just sent mine for repair to Optoma after obtaining an RMA.

I would have given this product a five star if only there was no issue with the stuck dlp mirrors.

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Tags: 480i, Ac Power Cords, Ac Power Supply, Comb Filter, Dlp Technology, Hdmi Cables, Hdtv 720p, Home Theater Projector, Ir Remote Control, Keystone Correction, Lamp Type, Management User, Manual Iris, Native Image, Projection Lens, Rs 232 Cables, Stunning Visuals, Theater Automation, Vibrant Images, Video Processor

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