I just ordered a Fresnel for my tv projection project, but very curious about one thing..... Is that all that is needed to convert a tv to a projector?! So,...
Oh I am the original poster and I forgot to add on more thing. I bought a 7 by 10 inch fresnel just to try it out, and I want to know if it will work on my 20...
Sorry about the numerous post but new questions arise as soon as I send my other posts. So, are all the pictures in the file section pictures of those ...
Welcome aboard. We have all been in your spot at one time or another, there is a lot of info to take in, but the important thing is to read and research as...
... send ... All the Albums in the Photo section are from TV Projectors..except the one titled "AmpPro", which show screenshots from a commercial CRT ...
From Gazza... hi guy's i'm still here if any of you can remember me? i'm still watchin movies on my big screen although i have to say my results are pretty...
Hey Gazza, Is that Pearlescent paint a pure white? I heard that most of these pearlescent paints are a bit yellowish, and certainly the ones I've looked at are...
Hi to all, I wanted to share my latest work on a screen: This was going to be about the making Prof's UHG, but because of supply problems this week I decided...
... From Gazza... ... using is the beseller 18ef ive being happy with the combo since..........way before this (yahoo) forum started back in the days of MSN ...
Gazza, It would be nice to see some screenshots from your current setup. It sounds like this setup would be a good one for anyone not sure of what to use for...
Has anyone here attempted to disassemble the Beseler 18" Series III Triplet Lens for cleaning?? I have one and it appears to have been "cleaned" at one time...
Well I messed up on the Aluminum paint. But Luckily I do have another side I can paint on. I could sand this one down but I'm going to lay the board down and...
If I'm not able to bump up the contrast of the computer monitor, I guess the way to go is to try and get a faster lens. F-number = Focal length / Lens diameter...
Hi, I have a Beta II also have a 117mm diameter Beseler EF 18 The differences as I see them are: The Beta II is brighter The Beseler is sharper (including edge...
I received the service manual today for the TV, it has a section on the service menu - all 19 pages of it ! It is a no name brand TV so I was surprised to find...
Alrighty ive been thinking about making a DIY home projection t.v and ive been readind threw almost every DIY thread / document on lens's and im stumped on...
Do you have a flat screen TV or curve screen TV? The reason I'm asking is because according to what I was reading in optics, the faster the lens, the lower...
Looks nice. Not bad at all. Didn't realize those were with the Beta II lens. Are you also using a flat screen TV? And how's the edge to edge focus? Thanks...
This is probably the best place to get everything you will need to build a great projector. The prices are not that bad, considering all the driving around you...
Surplus Shed recently had some 8" diameter 15" EFL PCXs. Did Anyone buy those? For a 14" screen, I think it would have almost reach top to bottom. They were...
croma clear,and more than light, ... I agree... "The Beta II appears to have been made for rather larger curved screens ... Actually, the Beta 2 lens was...
Lumenlab members only make LCD projectors and their lens units are not suitable for TV Projectors.. ... build a great projector. The prices are not that bad,...
If you want to make a good quality TVProjector, don't waste your time or money on fresnel lenses. You can't buy projector lenses from ANY retail store.. The...
... Hmmm, well I am able to get my 19" computer monitor image down to 13.5" diagonal and it's pretty bright (as I have described in my earlier post). I just...
Well thanx for all those who answered in my last post but since i didnt find a beseler iii, or a beta2 lens i was wonder if this would do or if its overkill. I...
Wow, I missed that one. Dia:8"(203mm) Fl:15"(381) That gives an F1.8 ratio. The 7" inch one would have been good except for the focal length of 20" giving an...
Having problems with message search?
Fill out this form to ensure your group is one of the first to be migrated to the new message search system.
