I have the Beta II and Beseler 18" EF Series III lens and I think only the Beseler will have a good enough field of view with a 20". The Beta II might do it...
I just finished making my projector. I made it out of card board and it ended up working pretty well. I still have to get a new lens that is more contemporary...
Greetings, I'm ashamed to admit it but I did that also some time ago. But it wasn't a total loss. As crazy as it might have looked I placed the fresnel in...
http://tv.groups.yahoo.com/group/DIYProjectionTV/message/546 http://tv.groups.yahoo.com/group/DIYProjectionTV/message/527 I have upgraded to a 96x48 MDF board...
... the ... theatercrazed, Your best choice for the lens is the Beseler Opaque Projector lens, as more-than-light has suggested... A 200mm.fl. lens will place...
Hey, how ya doin. Looks like you got that CRT projector up and running quite nice. Great job. Waddya mean crappy screen shots. Sheesh, they are way better...
... I know there are post about focal length. But what will more focal length do? And what does the diameter have to do with anything? I contacted surplus shed...
A small diameter lens will not let enough light through to have a practical and usable setup. You will want as large a lens diameter as practical. Focal...
I'm going to use an old analogy. Think of the lens diameter as a water pipe. The smaller the pipe the less water passes thru and the bigger the pipe the more...
This is in the Files section but I though I would post it for easy access for those of you looking for a good lens: Opaque Projector Lenses Here is a link to...
This one is pretty neat: http://cgi.ebay.com/ws/eBayISAPI.dll? ViewItem&category=15257&item=7530035283 if that link doesn't work go to: http://www.ebay.com ...
... Here's the response I got: "Hi James: I am not sure if SAF has the product you are looking for. Our anodized flat sheet has a matte finish to it....
That's what I thought. I just wanted confirmation on it. Thanks for that. I think the guy must have misunderstood my email and thought I meant the shiny side....
Hmmm, I think I've found it. I was reading all the faq pages on their site and came across this: http://www.saf.com/proj.html Go to the last pic in the link ...
The sales person from the Sheet company is going to be sending me some samples. He offered this in his email today but it was going to be my next step in this...
... You will find that the anodized finish is very smooth...virtually no texture.. I have seen screenshots from this material, using a commercial DLP ...
Agreed, anything with higher lumen output this will be too much for it. Also, correct me if I'm wrong, but I think the lens size has a lot do with it also. On...
more-than-light, Sorry for the delay in replying..I've had computer problems. Hot-spotting is caused by the reflection of the lens on a high gain screen, and...
No problem, hope nothing to troubling on your computer. Hmm, now that you mention it yeah you are correct once again. I thought it out all wrong again. I was...
I saw this description on Ebay as part of a VU-Lyte vintage Projector. It says THE LENS IS 5" IN DIAMETER AND 22" E.F Is this correct I thought th biggest...
That is correct. Beseler did make some 22" E.F. lenses. It is a really long lens so you would need an auditorium size place for that. The 18 E.F. is more...
You should go download some WMVHD sample videos, those should look amazing! if your computer can pull em off though! I think that with the material you are...
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