re long distance ir detection in article wb omc dynamo ecn purdue edu wb omc dynamo ecn purdue edu duane p mantick writes btw i have seen irleds with outputs up to watts honest watts i don t have the book here at work so i can t recall the company name the watter ain t cheap around but if you want some power mamamia that s pretty hot they also have a watt a watt and a watt device in their line and will sell small quan to individuals if you are interested i can find the book at home and get the pertinent info you are probably referring to the products of opto diode corp mitchell road newbury park ca the make some amazing irled s the really high powered devices are arrays of or led s on a to header the chip model puts out watts in response to a amp us pulse at a duty cycle i think these are designed as illuminators for ir vision systems i would also be interested in the application here i work with a dance and technology program and want to build something to track dancers on a foot wide stage from feet away
