Archived posting to the Leica Users Group, 2018/04/02
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]There are so many factual errors. What Mark describes is Sigma Foveon sensors. It has nothing to do with Bayer-layout sensors used by Leica and most other cameras. Just go take pictures. On 1 April 2018 at 03:41, Mark Rabiner <mark at rabinergroup.com> wrote: > It?s the same speed but it can skip having to pass though various filters > first in the RGB Bayer process. It's just direct. > Makes for a far cleaner final result. > As I understand it demosaicing means anything blue in the image has to > pass through a red then green grid layer first. > Anything green has to pass though just the red gird layer one first. > And if it?s a red rose its fairly direct. Should look good. > A black and white sensor has none of that. No grids. No layers. Everything > direct. > Its keeping it simple stupid. I like that. > > > > > -- > > Mark William Rabiner > Photographer > > ?On 3/31/18, 12:14 PM, "LUG on behalf of Paul Roark via LUG" > <lug-bounces+mark=rabinergroup.com at leica-users.org on behalf of > lug at leica-users.org> wrote: > > On Sat, Mar 31, 2018 at 7:59 AM, chris williams via LUG < > lug at leica-users.org > > wrote: > > > ?... > > > > > > Leica was able to use some kind of sensor made in Belgium that was > > strictly designed for monochromatic images. > > > > ?... > > Yes, but aside from not having an R, G or B filter over the pixel, the > silicon is still the same speed as that under the filters of the color > sensors. The monochrome's native speed is higher only because it has > no > color filters over the pixels. I don't think the Leica foundry has > found > any breakthrough to increase silicon's native light sensitivity. > > I'm not knocking the monochrome at all. For street photography or > where > you don't need a filter, it's truly faster and a great tool for those > types > of photography. > > Paul > www.PaulRoark.com > > > ? > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information > > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information > -- Ken Iisaka first name at last name dot org or com