Boris, on top of opinions already posted, I'm certain Falk Lumo could have an interesting take on this, if you ask him.
2010/11/7 Boris Liberman <[email protected]>: > Hi! > > DXOMark > (http://www.dxomark.com/index.php/en/Camera-Sensor/All-tested-sensors/Pentax/K5) > publishes that K-5 has 14.1 EV of dynamic range. My understanding thereof is > that its sensor can tell apart 2^14.1 different shades which although close > but slightly bigger than 14 bit RAW as per Pentax own specification. > > I realize that dynamic range is not the same as how many useful bits of data > per pixel RAW format contains. However, given that both are scales of powers > of two, it would seem to be interesting to consider which part of these 14 > bits (or 14 EVs) corresponds linearly to one another. > > As a side remark I think it is very odd that one is bigger than another. Few > examples to point: > > Phase One P65 Plus - 16 bit RAW, 13 EV of DR > Leica M9 - 14 bit RAW, 11.7 EV of DR > Nikon D3S - 14 bit RAW, 12 EV of DR > > What do you think? > > Thanks. > > Boris > > > > > -- > 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. > -- Thibault Massart aka Thibouille/Thibs ---------------------- Photo: K-7, Sigma 28/1.8 macro, FA50/1.4, DA40Ltd, K30/2.8, DA16-45, DA50-135, DA50-200, 360FGZ ... Laptop: Macbook 13" Unibody SnowLeo/Win7 Programing: Delphi 2009 -- 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.
