Dogtown Ke = (mv^2)/2 Full Member Minuteman Supporter Jun 21, 2007 7,342 5,164 CONUS Nov 4, 2023 #1 Nov 4, 2023 #1 Dude goes to Crane and does a decent night vision 101 explanation with some good science. Reactions: HerCoStarNTheBeaverPictur