Let your creativity diffract your limits! Den 2. juli 2012 kl. 06:10 skrev Boris Liberman:
> Let no diffraction limit your creativity, Larry. > > On 7/2/2012 12:48 AM, Larry Colen wrote: >> A few nights ago a friend stopped by with his Nikon D800. He >> mentioned an interesting point, that his camera is diffraction >> limited at f/4. And so, it turns out, is a Pentax K-5 (I'm using >> their data for a D7000 to find the diffraction limit). >> >> http://www.cambridgeincolour.com/tutorials/diffraction-photography.htm/ >> >> They do have some interesting stuff in there, that I'll definitely >> need to go and re-read, such as how the anti-aliasing filter affects >> all of this. Although I'm beginning to suspect that as resolution >> increases, diffraction and lens issues will soon render anti-aliasing >> as unneeded. If we're sampling at twice the diffraction limit, or >> the lenses resolution, do we really need an AA filter? >> >> If I had more skill with a spreadsheet, it would be interesting to >> graph out diffraction limit vs resolution on different sensor sizes. >> It would also be interesting to see where various lenses fall in >> sharpness. I.e. on my K-5 with my FA77, when does the lens, the >> sensor or diffraction limit resolution? >> >> The more I learn about photography, and what is required to maximize >> the technical quality of my photos, the more tempted I am to just >> quit worrying about how sharp they are, and just have fun taking >> snapshots. >> >> -- Larry Colen [email protected] sent from i4est >> >> >> >> >> > > > > -- > PDML Pentax-Discuss Mail List > [email protected] > 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 [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
