Archived posting to the Leica Users Group, 2006/12/15
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Len: Stunning photos! When shooting infrared I have to focus on a different plane than I do for normal film. I take it then, that you don't find that ultra violet light has a different focus plane than incandescent light? Jim Leonard Taupier wrote: > The flowers were exposed with Ultra-Violet light from a black light in > an otherwise totally dark room. > > <http://gallery.leica-users.org/v/LeonardT/UV/UV_1.jpg.html> > > <http://gallery.leica-users.org/v/LeonardT/UV/UV_2.jpg.html> > > Please comment on what you think. > > The camera was a D2X at 20 sec exposure > Lens an El-Nikkor 105mm f5.6 at f11 mounted in a Nikon PB4 bellows > with a homemade F to LTM adapter > Focus was in incandescent light. > Exposure black light only, using a hot mirror filter and a B+H 403 UV > bandpass filter. > > No attempt was made to color correct. The 403 filter is a nearly black, > red filter. > > I tried the same setup using a D200 and even with a 6 stop exposure > increase no image was produced. Totally black. > > As a retired engineer I can't stop experimenting. I just think it's > fun. Hope you enjoy it. > > Len