On Wed, Aug 21, 2013 at 06:19:50AM -0700, Rick Womer wrote: > For less than $10 you could get a step-up ring and keep your finger out of > the frame.
For even less than that, I could put the one I have in my camera bag. > > It looks to me as though the IR + full spectrum shots have a similar effect > on the clouds that a yellow filter does in B&W. Yes, but in color. That was what I was hoping would happen. > > Rick > > > > http://photo.net/photos/RickW > > > ----- Original Message ----- > From: Larry Colen <l...@red4est.com> > To: Pentax-Discuss Mail List <pdml@pdml.net> > Cc: > Sent: Wednesday, August 21, 2013 3:53 AM > Subject: More infrared experimentation, clouds > > I don't know if anybody is actually interested in seeing my experimentation > as I learn how to use my IR converted camera. If people actually care one > way or another, let me know and I'll either continue or stop posting links > to sets like this. > > The clouds a couple of days ago looked quite interesting, so I tried > photographing them with the IR camera, both in full spectrum and with > the IR filter. Since my filter is a 77mm and the 18-250 on the camera > had a 62mm thread, I was just holding it in front of the lens, hence > my finger in the lower right corner of a lot of the shots. > > I was doing some pretty severe bracketing when I took the photos, > because the JPEG histograms are for shit when it comes to telling > you if you're actually clipping on the sensor. > I tried a variety of processing techniques in lightroom on the shots > taken with the IR filter. Processing these photos is going to be > very situationally dependent. By definition, you are not going to get > anything that looks natural. > Since I snuck out into the parking lot in the afternoon at work to > get these shots, I didn't spend the time I would have liked, experimenting > with the polarizer with and without the IR filter for the cloud photos. > > I suspect the eventually, the ultimate technique would involve multiple > shots with both IR only and visible only filters on the camera, and then > compositing them in post production. Since I couldn't even play Mark > Roberts in a high school play, I'll leave that tricky photoshop shit to > others. > > http://www.fluidr.com/photos/ellarsee/sets/72157635169672192/ > > -- > Larry Colen l...@red4est.com 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. > > > -- > 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. -- Larry Colen l...@red4est.com 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.
