(bulb + 15'' lcd) == projector that needs a bigger mirror, or a way to work without it. The ones we have are 1'x1'
On Mon, Apr 13, 2009 at 9:25 AM, Ryan Reggio <[email protected]> wrote: > > i have another one we can use its a desktop monitor. its not all that > big but i think it will work for our purposes. i think its about 15" > or so. i don't know how big the surface of the projector is. however > that will limit how big the lcd screen can be as if its too big there > will be space that the projector doesn't hit with light. i would think > 15" or smaller would be a good place to start.having a screen that is > too small is ok but if its too big.... then we start to have problems. > > -Ryan > > On Apr 13, 8:14 am, Crusoe <[email protected]> wrote: >> Also, the other half of work involves a DLP or homebrew LCD projector. >> I have a overhead projector being dropped off today. Found it for $30 >> on craigslist. >> >> Next, we'll need another LCD monitor to take apart. >> >> -Daniel >> >> > backscatter was available for the camera to see. >> >> > So the next plan of attack is to either use a ir rimlight around the >> > display surface, and finger touches will break the internal >> > reflection, scattering light to the camera. Or mount some IR LEDs >> > underneath, and use these so that finger touches cause IR backscatter. >> >> > I found some VERY powerful IR Leds online, 0.5-3W. I will probably >> > pick up a few. >> >> > -Daniel >> >> > On Apr 9, 9:04 am, Phil Smith <[email protected]> wrote: >> >> > > Nice. I'll go see if I can't scrounge up a small mirror. >> >> > > On Wed, Apr 8, 2009 at 7:19 PM, Crusoe <[email protected]> wrote: >> >> > > > Just got the firewire camera in. 640x480, very nice picture. >> >> > > > I managed to scrape off most of the IR filter, and I found some >> > > > exposed color film negative to use as a visible light filter. I >> > > > suspect I will need to muck with it more at Saturday house. >> >> > > > -Daniel >> >> > > > On Apr 6, 8:37 am, Crusoe <[email protected]> wrote: >> > > >> So we have 2 solutions for image capture. Security cameras, and the >> > > >> firewire webcam >> >> > > >> RRegio: I think the Celeron box you have should be able to run the >> > > >> image processing/capture adequately. >> >> > > >> So all we need is the mirror. >> >> > > >> On Apr 5, 11:17 pm, Crusoe <[email protected]> wrote: >> >> > > >> > Meh, my laptop can run the software just fine. I have a firewire >> > > >> > webcam coming in. But yeah, we can try the security cameras as well >> > > >> > if >> > > >> > Ryan or someone can find a capture card. >> >> > > >> > Also, Ryan brought along these real cool microwave-based motion >> > > >> > detectors. All they need is power, and they output a signal on 2 >> > > >> > wires >> > > >> > when they detect motion. Someone with a voltmeter and basic >> > > >> > electronic >> > > >> > knowledge can probably figure it out. >> >> > > >> > The Dec box was powerful in it's day, but my notebook may be faster >> > > >> > now. >> >> > > >> > -Daniel >> >> > > >> > On Apr 5, 4:19 pm, Phil Smith <[email protected]> wrote: >> >> > > >> > > I'm seeing a 65bit dec alpha box going by on freecycle: "Working, >> > > >> > > loaded with 64-Bit Windows NT(!). Floppy, CD, and Zip drives. No >> > > >> > > monitor, accessories or power cord." No idea how it stacks up, >> > > >> > > but >> > > >> > > hey, free box. >> >> > > >> > > On Sun, Apr 5, 2009 at 3:28 PM, [email protected] >> > > >> > > <[email protected]> wrote: >> >> > > >> > > > so those of you who were at the meeting yesterday know we got a >> > > >> > > > prototype of the reactable semi-working. so in order to >> > > >> > > > actually get >> > > >> > > > it working in a respectable fashion we need a few things. an >> > > >> > > > appropriately sized mirror (about 15" x 15"), and a computer >> > > >> > > > capable >> > > >> > > > of running the software for image capture and analysis. i have a >> > > >> > > > computer we can use for this purpose, however if anyone has >> > > >> > > > something >> > > >> > > > better (its needs to have at least one available PCI slot for >> > > >> > > > the NTSC >> > > >> > > > capture card) the computer i have is running win xp using a >> > > >> > > > intel >> > > >> > > > celeron d 3.06 ghz with 1-2 gigs of ram its a blank machine so >> > > >> > > > it'll >> > > >> > > > run pretty quick however we may need a bit more juice than >> > > >> > > > that. so if >> > > >> > > > anyone can bring something better i can just slot the capture >> > > >> > > > card >> > > >> > > > into it. any help will be appreciated. >> >> > > >> > > > -Ryan > > > > --~--~---------~--~----~------------~-------~--~----~ Website: http://saturdayhouse.org/ Post: [email protected] Unsubscribe: [email protected] -~----------~----~----~----~------~----~------~--~---
