(snip) :Visible infrared?
Maybe I meant "near infrared". Indeed it is red and very warm light.
Jonh
Joe Leikhim K4SAT
"The RFI-EMI-GUY"©
"Use only Genuine Interocitor Parts" Tom Servo ;-P
Re: Interesting Optical Effect with PVC drain pipe
May 02, 2009
1 Replies