On September 7, 2017 at 13:03, Audiophiliac said...
WTF? Are YOU insane?!!! You put the cardboard in front of the LENS...NOT THE BULB!
Now, maybe if you combined the magnifying glass with the cardboard and the lens, you might be catching something on fire....depends on the scene you are watching I suppose. :)
It would make back draft 3D.
