Archived posting to the Leica Users Group, 2018/10/20
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I, personally, don't like the little arcs in my shots. So ... https://www.bhphotovideo.com/c/product/1092107-REG/sky_watcher_s20520_star_adventurer_motorized_mount.html?ap=y&gclid=CjwKCAjwpKveBRAwEiwAo4Pqm3Z4r4MBnOnFZ71JhBKG40rkccN4WSPMkkxzFI8Jil7WKWstJoRWMRoCPpYQAvD_BwE&smp=y Paul www.PaulRoark.com On Sat, Oct 20, 2018 at 8:22 AM Philippe via LUG <lug at leica-users.org> wrote: > Eppur si muove ;-) > > https://en.wikipedia.org/wiki/And_yet_it_moves < > https://en.wikipedia.org/wiki/And_yet_it_moves> > > We may not perceive the tracks just because the FL is so short, and the > sensor doesn?t record the jump from a pixel to the next one ??? > > Although I was using a tripod as you may imagine, I had left the IOS on, > that could be another reason why. There was absolutely no wind and the > foliage seems to prove it. > > OTT 10mm means 15mm in Leica world, but it doesn?t modify the result ... > > I?ll try a longer lens at the earliest opportunity, say the Novoflex 400 > (600 eq.) for instance, and see what I get, and report. > > Thanks Howard. > > Stay well, and vigilant :-) > > Amities > > Philippe > > > > > Le 20 oct. 2018 ? 17:04, Howard Cummer via LUG <lug at leica-users.org> a > ?crit : > > > > Hi Philippe, > > I am surprised that you can take a 30 second exposure with a 10mm lens > > and have such small star tracks. When I shoot the skies with my 90mm > > Elmarit on the M10 - above 8 seconds I get quite pronounced star tracks. > > > > Just an observation. Lovely photo BTW. > > Howard. > > > > > >> On Thu, Oct 18, 2018 at 1:36 AM Philippe via LUG <lug at leica-users.org > <mailto:lug at leica-users.org>> > >> wrote: > >> > >>> Tested long exposure on the sky last night. > >>> > >>> > http://gallery.leica-users.org/v/Phileica/Playground/Stars-1354-2.jpg.html > < > http://gallery.leica-users.org/v/Phileica/Playground/Stars-1354-2.jpg.html > > > >>> < > >>> > http://gallery.leica-users.org/v/Phileica/Playground/Stars-1354-2.jpg.html > < > http://gallery.leica-users.org/v/Phileica/Playground/Stars-1354-2.jpg.html > > > >>>> > >>> > >>> May be viewed larger. > >>> > >>> Amities > >>> > >>> Philippe > > > > _______________________________________________ > > Leica Users Group. > > See http://leica-users.org/mailman/listinfo/lug for more information > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information