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» Film-Tech Forum ARCHIVE   » Operations   » Film Handlers' Forum   » Ghosts of the Abyss in 35mm 3D? (Page 3)

 
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Author Topic: Ghosts of the Abyss in 35mm 3D?
Gordon McLeod
Film God

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


 - posted 04-13-2003 07:18 PM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
Abyss is over under single machine

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Andrew Lee
Film Handler

Posts: 99
From: Oakville, Ontario, Canada
Registered: Jun 2002


 - posted 04-16-2003 12:18 PM      Profile for Andrew Lee   Email Andrew Lee   Send New Private Message       Edit/Delete Post 
I believe Adam and other mentioned that Spy Kids 3 will be filmed in 3D with the same rig used in GOTA. Me thinks that some marketing hype may be behind this. As I understand it, SP3 will have short segments filmed utilizing the Pulfrich method. Theatre patrons will don their glasses (or should I say glass) during specified segments of the film.

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Bernie Anderson Jr
Master Film Handler

Posts: 435
From: Woodbridge, New Jersey
Registered: Apr 2000


 - posted 04-16-2003 02:01 PM      Profile for Bernie Anderson Jr   Author's Homepage   Email Bernie Anderson Jr   Send New Private Message       Edit/Delete Post 
I went to the Lincoln Center IMAX theatre (located in the heart of New York City) to see the 6:30 show last night. As I was about to buy my ticket, I asked to confirm that it was showing in 3-D. They said no, because there was a problem with the glasses. They hoped it would be fixed by today.

If they can't get the technical bugs worked out at their premiere
Manhattan venue, I wonder what kinds of problems they're having around the country. Faulty presentation (as in the 50's and the 80's) is going to doom 3-D again!

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Gordon McLeod
Film God

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


 - posted 04-16-2003 02:30 PM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
That is a little unfair considering that most of the IMAX 3d theatres run day in and day out with out a hitch so the odd failure is to be expected.
Also the PSE headsets used are not just cheap glasses

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Claude S. Ayakawa
Film God

Posts: 2738
From: Waipahu, Hawaii, USA
Registered: Aug 2002


 - posted 04-16-2003 02:40 PM      Profile for Claude S. Ayakawa   Author's Homepage   Email Claude S. Ayakawa   Send New Private Message       Edit/Delete Post 
Bernie,

The first IMAX 3-D film I saw was at that same Lincoln Centre IMAX theatre and it was about a young Russian boy in New York City. The glasses or goggles they used was the electronic type that had a red light and before the film started we were asked if we saw the light. If the goggle did not show this light, it means that that it was defective and need to be replaced. The Waikiki IMAX here in Honolulu uses the standard kind and the the problem you experienced in New York is non existent in this theatre.

By the way, what is the difference between the goggles and the regular Polaroid glasses?

-Claude

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Gordon McLeod
Film God

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


 - posted 04-16-2003 03:27 PM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
The polsrized system uses 2 polarizing filters one rotate 90 degrees in respect to the other with complementing filters on the left and right image source (2 machines or a split lens)
Effectively this allows only the eye in question to see the image for the complimenting filter source.
The problems with them is there is always some ghosting and if the audience has there glasses slightly off level then the ghosting is worse

The headset system has a rotating shutter on the projector that is synced to the lcd stlyed shutters in the headsets and this increases the amount of seperation dramatically reducing ghosting and eyestrain

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Adam Martin
I'm not even gonna point out the irony.

Posts: 3686
From: Dallas, TX
Registered: Nov 2000


 - posted 04-16-2003 03:42 PM      Profile for Adam Martin   Author's Homepage   Email Adam Martin       Edit/Delete Post 
The film Claude saw was Across the Sea of Time: New York 3D. We've talked about the E3D glasses here and I'm sure other places.

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William Leland III
Master Film Handler

Posts: 336
From: Charleston, SC,
Registered: Aug 2002


 - posted 04-16-2003 05:15 PM      Profile for William Leland III   Author's Homepage   Email William Leland III   Send New Private Message       Edit/Delete Post 
We are running GoA 3D here at the Charleston IMAX. We are the only theatre showing this print in the area, there is another in Greenville , I think.

We are having no problems running GoA 3D, but when we ran our trailers for it GoA in 3D we had problems, or we thought we did. Our images we not lining up. The backgrounds where not in focus and what was suppose to be in 3D was not in true 3D. Also the picture was not lined up correctly. At the edges of the screen you could clearly see 2 different frames or scenes. We first switched eyes, but that didn't help, so we asked for new trailers, they came and same problem. Apparently we where the only theatre running GoA trailors in 3D. [Eek!] . Our Space Station 3D was fine, so we knew it was the trailers.

We continued playing the trailers and had no complaints. We finally screened GoA 3D, when it came in and the same problem was visible as the trailers. We called DKP and was told Cameron didn't leave a 2 inch gap for your eyes and when filming 3D movies, he went to 4 inches. [evil] [evil]

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Tom Doyle
Expert Film Handler

Posts: 176
From: Bristol, CT, USA
Registered: Nov 2002


 - posted 04-16-2003 10:53 PM      Profile for Tom Doyle   Email Tom Doyle   Send New Private Message       Edit/Delete Post 
I just got a copy of The Hartford Advocate today - Ghosts Of The Abyss is reviewed by John Boonstra. Here's a snippet from the review:

". . . the 3D process is instantly headache-inducing and never, ever looks particularly three-dimensional."

As I write this, the website has not been updated yet for this week's issue, but you can try here tomorrow: www.hartfordadvocate.com and click on 'film'.

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Adam Martin
I'm not even gonna point out the irony.

Posts: 3686
From: Dallas, TX
Registered: Nov 2000


 - posted 04-16-2003 11:46 PM      Profile for Adam Martin   Author's Homepage   Email Adam Martin       Edit/Delete Post 
I have a 3D trailer for GOTA on SOS Planet. The 3D sync is just fine, but one of the eyes was mis-printed and is cocked at an angle of about .5 degrees. This is throwing the 3D effect off a little, as well as focus. The feature print of GOTA is just fine.

The HD camera that Cameron used has a couple of major limitations. The convergence (which controls how "deep" the image is) on the camera was fixed. This means that the 3D effect will be subtle rather than "in your face".

The interoccular distance (the distance between the lenses/eyes) controls how large an object appears. The greater the distance, the smaller the object looks. The average human eye pair is 2.5 inches apart. That's why when a 3D image is properly set up on screen, there should be a 2.5-inch offset (which also matches the camera lens offset). The lenses that Cameron used required that a 4-inch distance was used.

Additionally, the cameras were modified so that the pitch angle could be adjusted with the focus.

I'm not real clear myself on how that last item affects how one perceives stereo vision, but I understand it was an unusual thing to do with the cameras.

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Steve Kraus
Film God

Posts: 4094
From: Chicago, IL, USA
Registered: May 2000


 - posted 04-17-2003 07:02 PM      Profile for Steve Kraus     Send New Private Message       Edit/Delete Post 
The excessive interoccular (4" instead of 2.5") explains why everyone looked just a little too small.

I'm still cogitating over your statement about the interoccular matching the image offset on the screen. Screen size doesn't matter? I thought an image that is to be seen at the level of the screen (neither in front of nor behind) would be completely converged.

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Dick Vaughan
Phenomenal Film Handler

Posts: 1032
From: Bradford, West Yorkshire, UK
Registered: Jul 2000


 - posted 04-17-2003 07:14 PM      Profile for Dick Vaughan   Author's Homepage   Email Dick Vaughan   Send New Private Message       Edit/Delete Post 
William

Was it you who coined the phrase " This trailer looks like stomped dog [bs] !"?

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William Leland III
Master Film Handler

Posts: 336
From: Charleston, SC,
Registered: Aug 2002


 - posted 04-17-2003 07:27 PM      Profile for William Leland III   Author's Homepage   Email William Leland III   Send New Private Message       Edit/Delete Post 
Nope was not me, but I do agree. [Big Grin]

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Adam Martin
I'm not even gonna point out the irony.

Posts: 3686
From: Dallas, TX
Registered: Nov 2000


 - posted 04-17-2003 07:58 PM      Profile for Adam Martin   Author's Homepage   Email Adam Martin       Edit/Delete Post 
quote:
I thought an image that is to be seen at the level of the screen (neither in front of nor behind) would be completely converged.
A dual-strip 2D trailer (both eyes identical) presented with an offset of 2.5-inches at the screen will appear slightly in front of the screen.

I honestly don't remember (it was explained to me once) why there is an offset at the screen, but it had something to do with consistency with the cameras. (Could have been BS!)

I wonder if GOTA would look any better if I changed the offset here to four inches? Obviously, I won't be able to do that, because our 2D would then be showing on the walls and our other 3D films would look like crap. But it would be an interesting all-nighter experiment, nonetheless.

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John Stewart
Film Handler

Posts: 67
From: Austin, TX, USA
Registered: Sep 2001


 - posted 04-17-2003 11:12 PM      Profile for John Stewart   Email John Stewart   Send New Private Message       Edit/Delete Post 
Spy Kids 3 is being shot in 3d but I don't know if the whole film will be shown in 3d. The crew spent the last 2 sundays shooting in front of our theater in downtown Austin. I saw 2 Sony HD camera with cables going over to 2 VTRS. I did not get to see the cameras up close but one was in the normal horizonal position and the other was vertial in the downward position. My guess it is looking into a mirror. We had an afternoon shower and a lot of plastic showed up to cover it all up.

John

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