The second set (k20) appears to be the wrong set.
On Sun, Jun 26, 2016 at 5:14 PM, Larry Colen <l...@red4est.com> wrote: > I've been exploring the K-1 and night photography lately. This set was shot > in the same place, on two different nights. The first night there was a half > moon that had risen a couple hours previously, the second night there was no > light from the moon, but a lot more light from hwy 17 lighting the > foreground. They were actually two nights apart, it's just that the first > night was after midnight so the dates only show one day difference: > > https://www.flickr.com/photos/ellarsee/sets/72157670122716326 > > If you look at the exif data: > > http://www.fluidr.com/photos/ellarsee/sets/72157670122716326 > > By way of comparison, here are some photos taken with the K20 at the same > spot, late at night. The mists made the scene a bit more photogenic. > > http://www.fluidr.com/photos/ellarsee/albums/72157625430541230 > > You will see that after post processing it is nearly impossible to tell > apart two shots with the same exposure apart from ISO. I don't know why I > can see the milky way in the first set, but not the second set, perhaps it > hadn't moved into the scene yet because that is exactly the opposite of what > I expected. > > On one hand, this means that if your post processing software could handle > it, you could shoot at base ISO all of the time, and almost never clip your > highlights. However, since lightroom does not handle more than 5EV > gracefully, there is also little to no downside to pushing the ISO hard > enough to see what you need to see (so long as you don't clip highlights). > > I was shooting way under exposed last night so as not to blow out the > colored lights behind the band I was shooting. The problem was that the > people in the foreground were so dark, I couldn't see anything useful on the > display. > > I would love to see a paradigm shift in cameras used by people who shoot in > raw. The ability to always shoot at base ISO (not the requirement, but the > ability), and to have an equivalent to ISO control, simply control the > brightness of the preview jpeg. Ideally, being able to adjust it in camera > while you're looking at it. > The histogram would, of course, report the raw data, ideally also showing a > number with the percentage of clipped pixels in each channel. > I'd love to see some sort of number showing SNR in the shadows as well. > > The only photos of any artistic merit are the ones of the fir trees at the > end. They were well lit by the headlights on the hwy. There are some weird > effects where they have more illumination in some shots than others. It may > have something to do with traffic patterns, though it didn't seem to vary > that much over 20 second time spans at the time. > > For people who know the area, I took the bear creek / Black Road exit, and > doubled back to Montevina road. I parked at a little pullout there and > walked a hundred yards/meters or so back towards the exit to get a better > view of the lagoon. > > BTW, I'm still waiting for a chance to try my luck with M31. I haven't had > both a clear view of it and a long lens. It seems to be rising pretty late > at night, usually after the moon. > > > -- > Larry Colen l...@red4est.com (postbox on min4est) http://red4est.com/lrc > > > -- > PDML Pentax-Discuss Mail List > PDML@pdml.net > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and > follow the directions. -- -- Reduce your Government Footprint -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
