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] -~----------~----~----~----~------~----~------~--~---
