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FreeTrack Forum > FreeTrack : English Forum > Support : Tracking System > LEDS for reflector setup
doveman | #1 14/05/2012 - 10h20 |
Class : Habitué Off line |
I was just wondering, if I wanted to use a cap-style reflector setup, could I just mount 3 SFH485P on my monitor/TV to produce the IR to reflect back to my camera (PS3 Eye) or would I need a different kind of LED for that?
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Steph | #2 14/05/2012 - 13h58 |
Class : Moderator Off line |
If it's for indirect IR-light you can use any other IR-LEDs you can find.
Look for the ones with high radiant intensity. Or this kind of IR-spot: http://www.conrad.fr/projecteur_ir_p_48674_49477_839780_209899_FAS In my opinion just three LEDs will not be enough for it. You have to find good reflection material also. Try and give us news. |
Ezraneut | #3 15/05/2012 - 09h37 |
Class : Apprenti Off line |
What is "good reflective material"?
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Steph | #4 15/05/2012 - 11h18 |
Class : Moderator Off line |
Sorry, I don't know the right term in English.
Kind of reflective tape you can found on safety vests. I use this one on kites for night-flying and it's works very good. IMO it must be working for a reflective head-mount also. http://solutions.3m.com/wps/portal/3M/en_US/Marine/Home/Products/Catalog/?PC_7_RJH9U5230GE3E02LECIE20S4K7000000_nid=6RN6Q9VG0QbeXFHSXSN3Z1gl |
Ezraneut | #5 15/05/2012 - 11h49 |
Class : Apprenti Off line |
Yea, I got reflective tape for cars and helmets, but it didnt work. I didnt get enough light reflected back.
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doveman | #6 15/05/2012 - 12h01 |
Class : Habitué Off line |
Thanks for the tips. I'll look at getting something bigger/more powerful like that IR-spot then. |
Steph | #7 15/05/2012 - 12h59 |
Class : Moderator Off line |
Hm, what's the IR-source? |
Ezraneut | #8 16/05/2012 - 09h17 |
Class : Apprenti Off line |
Bought the one from conrad.
Might be the filter, I'm using a floppydisk. I still have to try overexposed film. |
Steph | #9 17/05/2012 - 17h29 |
Class : Moderator Off line |
If you have one of this 3d glasses with red and green plastic films (they often comes with 3d films in a DVD box) you can put the red above green in front of the webcam. This is a very effective filter. If its not enough put a third layer of green or red.
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