Archived posting to the Leica Users Group, 2008/01/31
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Remember, too, this is really a 4.6 megapixel camera (2640 x 1760), despite Sigma's claims. Regards, Dick On Jan 31, 2008, at 3:29 AM, Didier Ludwig wrote: > Mehrdad > > A pocketable travel camera with a fixed wide angle lens is > interesting in any case, but there are some issues with the Sigma > DP-1: > > - slow lens: f4 is disappointing for such a concept > - partially outdated specs since the camera has been announced one > and a half year ago (sept 2006) > - and unfortunately, Sigma could not take much advantage in terms of > high ISO behaviour out of this foveon sensor, which is also used in > the already released Sigma SD14 dslr. There's visible noise already > at ISO200, see http://tinyurl.com/33fh8t (frontside of speakers > desk), but my impression is it's slightly better than the Ricoh GR- > D. The fact it does not offer higher ISO than 800 looks like Sigma > admits 1600 would be useless. > > The main advantage of the foveon sensor seems to be the better > dynamic range. Btw this sensor has not DX format, but is smaller > (1.7 crop factor not 1.5) > > Practical tests, handling and 1:1 comparisons with the GR-D II will > tell us more. Meanwhile, I pack my R-D1 with a CV wide > > Didier > > > >> is the sigma DP-1 camera >> http://www.dpreview.com/news/0801/08013108sigmadp1.asp >> dx size cmos in a pocket camera!! > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information