[PD] OT: Ir leds

Gerard Paresys gerard.paresys at ens.fr
Mon Aug 30 13:18:07 CEST 2010


>only 18 leds? wow , can you tell me please which large was the  space
>you iluminated? how many meters does it have?

A circle of approximately diameter 2 meter.

The 18 LEDs are placed at a distance of approximately 1 to 2 meters.

http://gerard.paresys.free.fr/Installation/index.html

Gerard

>
>thanks!!!
>
>2010/8/30 Gerard Paresys <gerard.paresys at ens.fr>:
>>  I illuminated an installation with 18 IR diodes OPE5685.
>>  http://radiospares-fr.rs-online.com/web/4550802.html
>>
>>  For an Unibrain camera ref 2061:
>>   http://www.unibrain.com/Products/VisionImg/Fire_i_BC_remoteCCD.htm
>>  with 2.1mm Wide Lens (no IR coating)
>>
>>  Gerard
>>




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