You can get cheap ultrafire IR torches that are pretty effective out to 100 odd metres. I presume you are using with night vision?
Type: Posts; User: Beavis
You can get cheap ultrafire IR torches that are pretty effective out to 100 odd metres. I presume you are using with night vision?
It's unlikely that the LED in your maxtoch will emit light in the IR spectrum, meaning the filter will be useless.