Setting for a longer focal length will probably cause the SR system to over compensate for camera movement.
Markus Maurer wrote: > I did it wrong then so far by telling SR 77mm for a A 50mm macro and 42 > for the 28mm? > Did I overlook that in the manual or was it a simple stupid assumption from > my side? > Could anybody tell me if that misunderstanding (if it is) would make a > difference in the effectiveness of shake reduction? > Greetings > Markus > > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of > Godfrey DiGiorgi > Sent: Wednesday, April 18, 2007 3:36 PM > To: Pentax-Discuss Mail List > Subject: Re: Two questions > > >> --Setting SR with an A lens. Do you use the actual or the 1.5 FL. I >> used the A 28 in Vegas for a few shots and set it at 28. >> > > At the optical focal length. It's a DSLR ... they've taken the focal > length into consideration, not some ridiculous equivalence factor. > > >> --Polerizers. Do you add EV to make up for the lost light or shoot >> what the meter gives you.I used it a bit in Vegas and the +.3 shots >> look good, even though the histogram was still quite a wasys from the >> right.I used the Tav mode for 99% of shots. Asking as i rarely use >> filters and i wound up bracketing a lot. >> > > Usually you can use what the meter says but polarizers can be funny... > > > G > > > > -- Entropy Seminar: The results of a five yeer studee ntu the sekend lw uf thurmodynamiks aand itz inevibl fxt hon shewb rt nslpn raq liot. -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net
