Archived posting to the Leica Users Group, 2016/07/17
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Perfect! Herb Herbert Kanner kanner at acm.org 650.208.9417 Question authority and the authorities will question you. > On Jul 17, 2016, at 11:34 AM, Jim Nichols <jhnichols at lighttube.net> > wrote: > > After seeing Moose's recent fly captures, I became interested in trying an > extension tube, though I don't have any of the modifying optics he has > been using. My only extension tubes are M42, so I attached the 9.5mm tube > to my Takumar 135/3.5 lens. The usable focusing range seemed to be > approximately 2 - 5 feet, not bad for butterflies. To get a few more MP, > I used my Oly E-510. This gave me the equivalent of a 270/3.5 lens. > > This female Spicebush Swallowtail flew up and rested for about five > minutes on the greenery on my fence. This was the only view and lighting > that I had available. I tried focusing at several stops, and it was not > too difficult. I suspect this was taken at f/8. > > http://www.gallery.leica-users.org/v/OldNick/Spicebush+Swallowtail+Female.tif.html > > Comments and critiques welcomed and appreciated. > > -- > Jim Nichols > Tullahoma, TN USA > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information