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Curved or not? High End or not?

post #1 of 13
Thread Starter 
Im currently designing my theater around the Runco Q-750i LED projector with an anamorphic lens. I have two questions that I'm seeking input on. Ive read hundreds of threads and articles but I wanted to put my specifics out there for feedback.

First, how much of a difference will a curved screen make? The projector and lens are both high end so will the pin cushion effect be very noticeable? I have not been able to find anywhere to demo a curved screen and any 235 screen that I have seen I never thought to look for pin cushion because frankly you focus on the center and don't nit pick when you are watching a movie.

Second, how much of a difference do the higher end screens like Stewart and Dalite make? I have the opportunity to get either of those two brands at cost but they are still expensive screens. I could get an Elite screen, and it be curved, and it cost 20% of what cost is on the other brands. Im looking for thoughts on this.

Im looking for specific reasons and not 'Its a 15k dollar projector you should get a good screen'. I got a really good deal on the projector as a demo. Ill post more details when I start my build thread.
post #2 of 13
Thread Starter 
I have another option....Curved screens carry a premium price, as do masking screens. I could do one or the other but not both.

What would you prefer, a 235 curved screen with no masking? Or a flat 235 screen with motorized masking?
post #3 of 13
Is the screen going to be acoustically transparent? If so Stewart is the only choice of the three you mentioned for that purpose. Screen Excellence 4K material would be another to consider if it is AT. Da-lite and Elite just aren't in the same league for this.

2.35 curved vs. 2.35 masked is a tough choice. I'd go 2.35 curved because I am a movie buff but if I watched a lot of TV or 16:9 sources the masking might be preferred.

2.35 is beneficial because it reflects more light towards the audience for angular reflective screens. Stewart would be my first choice because of their engineering. If you tell them the projector, lens, throw distance, and seating they will calculate what the best curve will be for your set up. They don't just use a standard curve, it is custom and costs more.

Da-lite would be a close second and will do custom as well, Elite is a distant third. I wouldn't consider Elite but between Da-lite and Stewart it would partly depend on the screen material you choose for your viewing conditions. Between the Da-lite progressive fabrics and the studiotech fabrics it is a tough choice. The studiotech 100 being best but you really need the true bat cave to appreciate it. Between the Studiotech 130 and Da-lite progressive that is a tougher choice. The other fabrics like the active 170, 5D, HP, HCHP, etc. the conditions will determine which is best.

Good screens make a difference in picture quality but make sure you get the right screen for your viewing conditions and preferences. With a good screen you will see more detail as the lesser screens distort the pixels more. You also get better screen uniformity with better screens. The difference between the center and the sides will be more evenly illuminated. If you view them side by side it is noticeable. It is tougher to tell with small screen samples.
post #4 of 13
Thread Starter 
Quote:
Originally Posted by BobL View Post

Is the screen going to be acoustically transparent? If so Stewart is the only choice of the three you mentioned for that purpose. Screen Excellence 4K material would be another to consider if it is AT. Da-lite and Elite just aren't in the same league for this.

2.35 curved vs. 2.35 masked is a tough choice. I'd go 2.35 curved because I am a movie buff but if I watched a lot of TV or 16:9 sources the masking might be preferred.

2.35 is beneficial because it reflects more light towards the audience for angular reflective screens. Stewart would be my first choice because of their engineering. If you tell them the projector, lens, throw distance, and seating they will calculate what the best curve will be for your set up. They don't just use a standard curve, it is custom and costs more.

Da-lite would be a close second and will do custom as well, Elite is a distant third. I wouldn't consider Elite but between Da-lite and Stewart it would partly depend on the screen material you choose for your viewing conditions. Between the Da-lite progressive fabrics and the studiotech fabrics it is a tough choice. The studiotech 100 being best but you really need the true bat cave to appreciate it. Between the Studiotech 130 and Da-lite progressive that is a tougher choice. The other fabrics like the active 170, 5D, HP, HCHP, etc. the conditions will determine which is best.

Good screens make a difference in picture quality but make sure you get the right screen for your viewing conditions and preferences. With a good screen you will see more detail as the lesser screens distort the pixels more. You also get better screen uniformity with better screens. The difference between the center and the sides will be more evenly illuminated. If you view them side by side it is noticeable. It is tougher to tell with small screen samples.

At this point no, Im not doing an acoustically transparent screen. Ive read that the SMX screens do them well but I just don't want to spend all this money on a screen and projector just to do something that will take away from the visual performance.

Its going to have a lot to do with price and I won't have prices until tomorrow. I really like the idea of masking but it costs so much. When I look at the Da Lite Masking system the masking bars are grey. It really bugs me, why can't they make them black? Im not sure if the Stewart are black or grey because they only show pictures online of a video playing with the lights off. I liked the idea of the SMX screens where you can just buy panels to manually put in to mask. I don't think putting up or taking down two panels is that big of a task. Usually when you sit down you are either going to be watching movies or tv, and not flipping back and forth.
post #5 of 13
Quote:
Originally Posted by SKINSnCANES View Post

At this point no, Im not doing an acoustically transparent screen. Ive read that the SMX screens do them well but I just don't want to spend all this money on a screen and projector just to do something that will take away from the visual performance.

You'll make a much bigger compromise in audio without an AT screen. The compromise with video is barely noticeable if at all depending on your seating distances and screen sizes. If you change your mind look at the one I suggested, I think you'll find it nicer than the SMX. It also has the removeable panels for masking.

Which Da-lite? Most of their masking is black. It is just not as black as the velour covering the main frame, its a slightly different material.
post #6 of 13
Thread Starter 
Quote:
Originally Posted by BobL View Post

You'll make a much bigger compromise in audio without an AT screen. The compromise with video is barely noticeable if at all depending on your seating distances and screen sizes. If you change your mind look at the one I suggested, I think you'll find it nicer than the SMX. It also has the removeable panels for masking.

Which Da-lite? Most of their masking is black. It is just not as black as the velour covering the main frame, its a slightly different material.

Maybe I was just notching that its a lighter shade.

And my seating distance is going to be close for the first row, probably around 9 feet, and 14 feet for the second row. viewing at most a 133 inch 235 screen.

And in terms of the microperf, is there something else going on other than the hole size? I know SMX says how its smaller by 3.5 times then Stewart. I read Stewarts white paper on their screens and they are apparently making each custom based on your projector and something to do with the angle of the holes with the projector.

And you notice the speakers being more centered that much? Because my room is only 17 feet deep I run into the problem of not being able to push the screen wall out too much. having a curved screen would help some but its really tight with the 1.87 min zoom on the projector.

Thanks for the help I appreciate it.
post #7 of 13
SMX is smaller because it is a woven material. Stewart's microperf is a vinyl based screen which they put holes in. Apples/ oranges comparison and each has their advantages. Acoustically they are both good but the wovens tend to be a little better. The microperfs are better because there is a variety of screen materials available to match your viewing conditions. So you pick the material you need and get it microperfed.

Placement of speakers needs to be considered as well. Microperf works better if the speakers are 8" or more behind the screen. Woven screens the speakers can be placed closer to the screen. Yes the angle to the holes in a microperf can help acoustically but this is a minor thing and can be fixed with EQ.

How close you sit is also important because the texture of many weaves and the holes in the microperf might be visible at 9'. If you are sitting 9' away and need to place the speakers close to the back of the screen I'd look at Screen Excellence enlightor 4K. Get a sample of the AT screens (they are free) you are considering and you'll see the difference and why I suggest that screen for your situation.

If you decide to go with a non-AT screen I'd place all your speakers above your screen angled toward the listening area. This will give you the best coverage for both rows. The second row needs direct line of sight to the speakers for good sound, placing the most important center below the screen will block that direct sound to the second row. If your speakers are placed more than 12" apart vertically you will hear the difference easily between your center and left/right speakers. You want a seemless soundstage across the front speakers.
post #8 of 13
Thread Starter 
Quote:
Originally Posted by BobL View Post

SMX is smaller because it is a woven material. Stewart's microperf is a vinyl based screen which they put holes in. Apples/ oranges comparison and each has their advantages. Acoustically they are both good but the wovens tend to be a little better. The microperfs are better because there is a variety of screen materials available to match your viewing conditions. So you pick the material you need and get it microperfed.

Placement of speakers needs to be considered as well. Microperf works better if the speakers are 8" or more behind the screen. Woven screens the speakers can be placed closer to the screen. Yes the angle to the holes in a microperf can help acoustically but this is a minor thing and can be fixed with EQ.

How close you sit is also important because the texture of many weaves and the holes in the microperf might be visible at 9'. If you are sitting 9' away and need to place the speakers close to the back of the screen I'd look at Screen Excellence enlightor 4K. Get a sample of the AT screens (they are free) you are considering and you'll see the difference and why I suggest that screen for your situation.

If you decide to go with a non-AT screen I'd place all your speakers above your screen angled toward the listening area. This will give you the best coverage for both rows. The second row needs direct line of sight to the speakers for good sound, placing the most important center below the screen will block that direct sound to the second row. If your speakers are placed more than 12" apart vertically you will hear the difference easily between your center and left/right speakers. You want a seemless soundstage across the front speakers.

Im leaning towards taking your advice and getting the SMX 235 curved so I can move the speakers behind the screen.

Heres the issue, once I have everything setup for ideal audio, my front row is about 7.5-8 feet from the screen and the rear row 13 feet. I reduced the screen size to 105 inches wide, which is 115 diagonal 235 and 100 diagonal 178.

The best seats for audio are the front row. What are your thoughts on being 8 feet away from a 100 inch screen?
post #9 of 13
Are you worried about it being too close? I think it is fine and not too close if that is the concern. For audio I'd probably push each row further back about 2 feet to stay away from the room modes. I recommended the Screen Excellence Enlightor 4K especially for that distance, the SMX will be more visible. Get the screen samples and you'll see the difference in the textures of the screen.
post #10 of 13
The weave on the Enlightor 4K is very fine. If somebody did not tell you the screen was an AT screen, you would think it was just a solid white unity gain screen. I love mine. If we can help you, give us a call.
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post #11 of 13
Anyone used the curved Magnum screen ? Any comments will help me decide.
post #12 of 13
Thread Starter 
Quote:
Originally Posted by AV Science Sales 5 View Post

The weave on the Enlightor 4K is very fine. If somebody did not tell you the screen was an AT screen, you would think it was just a solid white unity gain screen. I love mine. If we can help you, give us a call.

Does the Enlightor have the masking panels like SMX has?
post #13 of 13
Thread Starter 
Quote:
Originally Posted by BobL View Post

SMX is smaller because it is a woven material. Stewart's microperf is a vinyl based screen which they put holes in. Apples/ oranges comparison and each has their advantages. Acoustically they are both good but the wovens tend to be a little better. The microperfs are better because there is a variety of screen materials available to match your viewing conditions. So you pick the material you need and get it microperfed.

Placement of speakers needs to be considered as well. Microperf works better if the speakers are 8" or more behind the screen. Woven screens the speakers can be placed closer to the screen. Yes the angle to the holes in a microperf can help acoustically but this is a minor thing and can be fixed with EQ.

How close you sit is also important because the texture of many weaves and the holes in the microperf might be visible at 9'. If you are sitting 9' away and need to place the speakers close to the back of the screen I'd look at Screen Excellence enlightor 4K. Get a sample of the AT screens (they are free) you are considering and you'll see the difference and why I suggest that screen for your situation.

If you decide to go with a non-AT screen I'd place all your speakers above your screen angled toward the listening area. This will give you the best coverage for both rows. The second row needs direct line of sight to the speakers for good sound, placing the most important center below the screen will block that direct sound to the second row. If your speakers are placed more than 12" apart vertically you will hear the difference easily between your center and left/right speakers. You want a seemless soundstage across the front speakers.

So based on things in this thread ive modified my theater so that the back row is movie seats, not theater seats.

I can fit 115 inch wide 235 screen, curved.

This moves my center behind the screen.

I had read incorrectly that the L and R shouldnt be more than 12 feet apart. Thats one of the main reasons I redid everything. Then i was doing the math to place them at a 45degree angle and realized that I needed an 18 foot room. So after coming back to this thread I realized I read your comment wrong. And I also only have a 14 foot room. So not sure where to put the speakers now...I was going to do 11.1 but I cant even do the normal placements!
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