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» Film-Tech Forum ARCHIVE   » Operations   » Digital Cinema Forum   » Lack of Concern for DLP? (Page 2)

 
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Author Topic: Lack of Concern for DLP?
Paul Konen
Jedi Master Film Handler

Posts: 981
From: Frisco, TX. (North of Dallas)
Registered: Jun 99


 - posted 05-15-2003 01:40 PM      Profile for Paul Konen   Email Paul Konen   Send New Private Message       Edit/Delete Post 
As Bill stated, I am right across the street.

Even with that, I know that people come from Oklahoma, Houston, Waco and surrounding cities specifically to see the DLP presentation.

Anyone who was at Showest this year saw the presentations using the 2K chip.

Paul

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John Pytlak
Film God

Posts: 9987
From: Rochester, NY 14650-1922
Registered: Jan 2000


 - posted 05-15-2003 01:56 PM      Profile for John Pytlak   Author's Homepage   Email John Pytlak   Send New Private Message       Edit/Delete Post 
I asked because it seemed logical that your theatre be a beta-test site for the 2K projector, especially if the TI engineers can just about walk over.

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John Schulien
Expert Film Handler

Posts: 206
From: Chicago, IL, USA
Registered: Nov 1999


 - posted 05-15-2003 04:22 PM      Profile for John Schulien   Email John Schulien   Send New Private Message       Edit/Delete Post 
Just saw a DLP presentation of X2 at the AMC River East 21 location in Chicago. They're running a TI DLP projector, according to the snipe.

DLP right now is a tradeoff, as far as I'm concerned. On the good side, there's no dirt specks, no scratch lines, and no projector chatter bleeding through from the booth. At the risk of starting a flame-war, it's "film done right lite" for operators who can't be bothered to do film right.

On the bad side, when scenes are shot with a shallow depth of field, putting either the foreground or background out of focus, I notice digital artifacting in the defocused areas. Also, when the end credits roll, I really notice the lack of resolution. The credits, which would be sharp as a tack on 35mm, are distinctively blurry on DLP.

I believe that what I saw in the backgrounds were compression artifacts. This is good in a sense because as the cost of data storage decreases, the DLP engineers are going to be able to reduce the amount of compression, and those sorts of artifacts should diminish and eventually disappear at the point when data storage is so cheap that compression becomes unnecessary.

I suppose that if the only time you notice the lack of resolution is during the credits, then the problem is mostly solved. That said, I hope that DLP resolution continues to improve to at least 6K lines.

Once DLP resolution reaches the point where it can visibly resolve each film grain, and can reproduce the linearity and contrast of film, I'll consider the technology to have surpassed 35mm. Until then, it's a work in progress.

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Bruce Hansen
Jedi Master Film Handler

Posts: 847
From: Stone Mountain, GA, USA
Registered: Dec 1999


 - posted 05-15-2003 06:24 PM      Profile for Bruce Hansen   Email Bruce Hansen   Send New Private Message       Edit/Delete Post 
I remember seeing a PBS show on the early development of the personal computer. One thing that was said on this show, that has stayed in my mind ever since (stuck in one of my remaining two brain cells), was that for any new product to "make it", it must have a "killer application". For the PC it was the spread sheet. Before the PC, it took a lot of time to do a spread sheet. I don't see a killer app for DLP. It has nothing over 35MM.

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Thomas Procyk
Phenomenal Film Handler

Posts: 1842
From: Royal Palm Beach, FL, USA
Registered: Feb 2002


 - posted 05-16-2003 01:52 AM      Profile for Thomas Procyk   Email Thomas Procyk   Send New Private Message       Edit/Delete Post 
Perhaps once they go "all out" with "new super duper, more resolution than film" DLP projectors, the ones currently out there and other obsolete ones would be sold cheap to the arthouses or sub-runs. Sort of like a "hand me down."

=TMP=

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Paul Linfesty
Phenomenal Film Handler

Posts: 1383
From: Bakersfield, CA, USA
Registered: Nov 1999


 - posted 05-16-2003 01:55 AM      Profile for Paul Linfesty   Email Paul Linfesty   Send New Private Message       Edit/Delete Post 
Actually, the art houses (Landmark) are going with a CHEAPER system than DLP, namely, Microsoft Windows Media Player 9, from DELL computers playing off non DLP-CINEMA projectors (might still be regular DLP though).

It should be pointed out that these are for low budget indie films an dnot regular ones, though time will tell.

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Ray Derrick
Master Film Handler

Posts: 310
From: Sydney, Australia
Registered: Sep 2001


 - posted 05-16-2003 05:21 AM      Profile for Ray Derrick   Email Ray Derrick   Send New Private Message       Edit/Delete Post 
This is probably not the most appropriate thread to bring this up, but one thing of great concern with digital projectors is the very high cost of replacement xenon lamps. In many cases, even though the lamp is manufactured by companies like Osram or Ushio (and even bears their part number), the lamps can only be purchased from the projector manufacturer, and at very inflated prices.

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Paul Konen
Jedi Master Film Handler

Posts: 981
From: Frisco, TX. (North of Dallas)
Registered: Jun 99


 - posted 05-16-2003 09:20 AM      Profile for Paul Konen   Email Paul Konen   Send New Private Message       Edit/Delete Post 
There is nothing special about the bulbs used in a DLP lamphouse. I don't see why anyone should be forced to use a specific mfr bulb or have to order directly from mfr.

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John Pytlak
Film God

Posts: 9987
From: Rochester, NY 14650-1922
Registered: Jan 2000


 - posted 05-16-2003 10:29 AM      Profile for John Pytlak   Author's Homepage   Email John Pytlak   Send New Private Message       Edit/Delete Post 
I think Ray may have been referring to the lamp modules used in some of the smaller DLP and LCD projectors. And when you need higher wattage lamps to get enough light, the operating cost goes up.

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Ray Derrick
Master Film Handler

Posts: 310
From: Sydney, Australia
Registered: Sep 2001


 - posted 05-16-2003 06:01 PM      Profile for Ray Derrick   Email Ray Derrick   Send New Private Message       Edit/Delete Post 
Yes indeed John, the new 2k Barco being a case in point. Nice picture but very expensive lamp replacement.

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Bobby Henderson
"Ask me about Trajan."

Posts: 10973
From: Lawton, OK, USA
Registered: Apr 2001


 - posted 05-16-2003 06:12 PM      Profile for Bobby Henderson   Email Bobby Henderson   Send New Private Message       Edit/Delete Post 
Some folks might drive a considerable distance to check out a DLP show either out of curiosity or just to be a "everything digital is perfect" digital fanboy.

Moore's law may not apply to DLP, but the law should apply for the sake of theaters willing to use DLP. Most digital projection systems installed in commercial theaters deliver image quality no better or not as good as a D-VHS D-Theater 1080HD tape played on a HDTV monitor.

Home theater is already convincing lots of folks to watch movies only at home, and many are choosing to do so only with DVD. If movie theaters convert en-masse to something not significantly better than the best home theater standard they'll have no technological edge of superiority. That's a big liability in economic terms.

DTS is one of the few companies around trying to elevate commercial theater standards well above home theater. Their XD-10 processor has the capability of delivering sound formats far more sophisticated than the DTS-ES 6.1 format currently ranking supreme for home theater. Of course, there is one big catch. When is a movie company actually going to release a film with a 10 channel audio track?

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Ray Derrick
Master Film Handler

Posts: 310
From: Sydney, Australia
Registered: Sep 2001


 - posted 05-16-2003 07:57 PM      Profile for Ray Derrick   Email Ray Derrick   Send New Private Message       Edit/Delete Post 
Bobby, do you really think adding more cinema audio channels will have any impact on the proliferation of home theatres. Whatever technology cinema adopts it can equally be done at home, so no-one wins this race.

Cinema has survived and I believe will continue to do so because it offers three things that home theatre cannot. First release, sheer scale of presentation and social interaction. 1. People will always want to among the first to experience a new film, otherwise you are left out of the conversation when friends are discussing it and by the time it comes out on DVD you already know what it's all about and probably know the ending. 2. No matter how hard you try and how much money you spend you cannot recreate the look and sound of a big room in a small room. 3. There is no substitiute for seeing a movie in the company of a large group of other people.

Cinemas should concentrate on giving their customers the very best presentation and service. If, whenever you go to the cinema, the picture and sound are not perfect, or you have to wait in a long queue just to buy a drink, then people will look to other forms of entertainment. I can't see how adding more sound channels will stop people from turning to DVD.

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Mark Gulbrandsen
Resident Trollmaster

Posts: 16657
From: Music City
Registered: Jun 99


 - posted 05-16-2003 08:20 PM      Profile for Mark Gulbrandsen   Email Mark Gulbrandsen   Send New Private Message       Edit/Delete Post 
I think the extra audio channels would be more used for multi lingual purposes than anything else....at least as soon as distribution figures out they are there and only have to make one set of DTS disks.
Mark

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Gordon McLeod
Film God

Posts: 9532
From: Toronto Ontario Canada
Registered: Jun 99


 - posted 05-17-2003 09:58 AM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
Osram has a special 7K lamp that is specified for use on the Barco Kinoton DLP machines and it is far more expensive than the regular 7KHS and a shorter life span to boot

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Steve Guttag
We forgot the crackers Gromit!!!

Posts: 12814
From: Annapolis, MD
Registered: Dec 1999


 - posted 05-17-2003 11:54 AM      Profile for Steve Guttag   Email Steve Guttag   Send New Private Message       Edit/Delete Post 
Custom lamp modules are nothing new...anyone that had dealt with xenon slide projectors has probably happened upon them. In the crave for higher lamp efficientcy, a lamp module can offer a pre-aligned system that is also often sealed against the elements. However, when you are "changing the lamp" you are also changing the reflector as well.

As to DCinema projectors...the "big boys" (Christie and Barco) have used conventional cinema lamphouses that use conventional xenon light sources. The Barco claim of OSRAM special lamps, from what I have seen are just off the shelf lamps...I have not used one of their 7KW systems though. The 3-5KW lamps were standard OSRAM lamps. I have BARCO projectors in service with my preferred Christie lamps doing just fine (4-6KW).

Steve

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