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DIYProjectionTV · DIY Projection TV - CRT TV (not LCD)
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Messages 524 - 553 of 1378   Oldest  |  < Older  |  Newer >  |  Newest
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524
would this lens be good for crt projection?..im really not shure about pcx and p.m. lenses and need a lil help,on size and kind to get ...
gmdoo
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Apr 1, 2005
12:57 pm
525
Well picked up the lens at post office this morning. God this thing is a monster. I'm am not use to seeing a lens this big :). It is everthing that the...
more_than_light
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Apr 1, 2005
4:40 pm
526
... about ... That lens has too short a focal length.... Suitable lenses are listed in the Files section....
Prof
profsproj
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Apr 2, 2005
10:50 pm
527
Sorry for the delay but here are two pics of the lens with some good pics of it in action (considering the camera I'm using). 135mm lens ...
more_than_light
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Apr 2, 2005
11:06 pm
528
... thing ... a ... light ... just ... copy ... will ... extremely ... tonight, I ... an ... but I ... went ... bad ... if ... All sounds good....You should be...
Prof
profsproj
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Apr 2, 2005
11:06 pm
529
Looks like you posted the same time I did!... It's a pity the're not brighter because from what I can see they are quite sharp, right to the edges.. What size...
Prof
profsproj
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Apr 2, 2005
11:24 pm
530
... Yup, as soon as I posted the message and came back to the main page your post was there. :) Temp setup for now. The box I found was a tad too small in...
more_than_light
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Apr 2, 2005
11:42 pm
531
Ugh forgot to mention a few things. According to my previous correspondence with Dalite it was stated to me that my 72" dia glass bead screen should have a...
more_than_light
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Apr 3, 2005
12:09 am
532
more than light, "Temp setup for now. The box I found was a tad too small in width to fit the tv in it. So what I'm going to do is just build a box that is a...
Prof
profsproj
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Apr 3, 2005
2:02 am
533
Making a flatscreen with a gain of 4.0-6.0 is DIYers dream....It's not possible...without getting severe hot-spotting and a very narrow viewing cone. This is...
Prof
profsproj
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Apr 3, 2005
2:20 am
534
... 1: Oh yeah, that's what I meant. Akk, I didn't word my post correctly. Originally I was going to put the TV in the box but since the size is no good and...
more_than_light
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Apr 3, 2005
2:57 am
535
I had horrible test results when I tried out a Da-Lite glass beaded screen. With our low lumen projectors the results are poor. Most of the time when you...
kaosbroadcasting
kaosbroadcas...
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Apr 3, 2005
3:08 am
536
Wow, I should have gotten here earlier today :) Congrats on the new lens, that thing is HUGE! (oh and looks identical to the one from my opaque projector)...
Alex
ancdiypj
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Apr 3, 2005
4:57 am
537
if there is anyone interested in the uk or ireland there is a 135mm diy projector lens just come up for sale on our forum: ...
gazza9969
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Apr 3, 2005
8:09 am
538
hey guys, A little history, when I was in the marines I worked on the airfield, when we painted the caution lines around our arresting gear we sprinkled on...
joe hinton
theshadow38834
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Apr 4, 2005
1:23 am
539
I have a plano/convex lens,what i would like to no if the setting posted will work with this lens.Have not change any setting yet. thank you for your help...
Hortonmail
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Apr 4, 2005
1:51 am
540
The settings should be changed no matter what lens you are using....
claygraner
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Apr 4, 2005
1:53 am
541
Joe, It has been done... by myself and others. One of our earlier members made up a glass beaded screen by spraying glue onto a piece of Hardboard, and...
Prof
profsproj
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Apr 4, 2005
2:00 am
542
... 1: I have to agree with you on this since I do have a da-lite glass bead. Here's a diagram of my setup: http://mysite.verizon.net/vze3svsf/lens/30.jpg ...
more_than_light
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Apr 4, 2005
7:22 am
543
The pics were taken with room light on to wash out the screen. Hence, the crappy pics but a lot better than with my 63mm lens. Seems with this camera it's the...
more_than_light
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Apr 4, 2005
7:46 am
544
Hmmm, according to Da-lite: Glass Beaded This surface has the ability to achieve a higher gain by reflecting more of the projected image back along the...
more_than_light
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Apr 4, 2005
9:15 am
545
Contrast and brightness set at 50% is very low compared to our projectors... Have you boosted them in the sub-menu? I have my sub contrast and brightness set...
Prof
profsproj
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Apr 4, 2005
11:30 pm
546
... I have the pot tweaked up also. I did adjust the contrast in service mode which goes from 0-127. I forget the default setting off hand, but I set the...
more_than_light
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Apr 5, 2005
5:35 am
547
For those wanting to know, here's the setup and how I've been taking the pics. Remember the setup is a work in progress as well as the room design. ...
more_than_light
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Apr 5, 2005
6:14 am
548
The max. contrast setting does show the increase in lumen output... The best way to adjust this setting is( when you have completed your projector) set the...
Prof
profsproj
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Apr 5, 2005
11:29 pm
549
... 1: True but to me the bloom is totaly intolerable. Take for example the two silver knobs on the end of the tusks on Darth Vaders mask. They end up looking...
more_than_light
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Apr 7, 2005
1:56 am
550
Well I was doing some experimenting with aluminum foil. Just to get an idea on reflective materials and hot spoting. Using two pieces across my glass bead...
more_than_light
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Apr 8, 2005
9:22 am
551
... Get a free hi-power sample from Da-Lite and put it up against a glass beaded screen and the difference is huge. There must be a reason why no one uses a...
kaosbroadcasting
kaosbroadcas...
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Apr 9, 2005
11:18 pm
552
... 127. I ... below. ... One thing I like about your lens is that it appears to have a better capture area than my beta 2. No matter how I orient my lens,...
kaosbroadcasting
kaosbroadcas...
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Apr 9, 2005
11:21 pm
553
... There is some cropping of the corners not much but right now I'm only projecting onto a 72" diag screen. If I went to the wall, the lens would be focusing...
more_than_light
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Apr 10, 2005
12:09 am
Messages 524 - 553 of 1378   Oldest  |  < Older  |  Newer >  |  Newest
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