Aaaaarrrrrggggghhhh! No, SD1 - not SD15
<http://www.dpreview.com/news/1009/10092129sigmasd1.asp>
It's a whole different thing!
Andrew Fildes
afildes@xxxxxxxxxxxxx
On 06/02/2011, at 10:09 AM, Moose wrote:
> On 2/5/2011 2:02 PM, Chuck Norcutt wrote:
>> Yes, I read the 15 million but are not the RGB photosites in a Foveon sensor
>> located one above the other (essentially on a Z axis). If so then there are
>> only 5 million X-Y positions for spatial resolution.
>
> True - and yet. I'm sure this has been posted before, although you may have
> missed it or forgotten the details
> <http://www.ddisoftware.com/sd14-5d/>.
>
> The fellow's practical credentials are impeccable to me. I've used Qimage to
> work miracles. He KNOWs them pixels. I also
> find his discussion persuasive. But what seals the deal for me are his
> excellent, careful examples.
>
> I'm rather glad this thread led me to go back and look at this again. It
> directly addresses some image issues with 5D
> and G11 that have had me scratching my head lately.
>
> I tend to believe his conclusion is fair and accurate.
>
> "The bottom line here is that the SD14 appears to compare favorably to high
> end cameras having final images with
> significantly higher pixel counts. Is the SD14 equivalent to a standard 14
> MP camera? As you can see from the above,
> that would depend on the circumstances and what you are shooting. I've
> upsampled a number of SD14 shots to 5D
> resolution and in most areas of near gray or only lightly saturated colors,
> there is actually very little visible
> difference between the SD14 and 5D shots as far as detail or resolving power.
> Throw in some saturated colors, however,
> and the detail and 3D appearance of the SD14 might just edge out the 5D!"
>
> If the SD15 addresses some of the other SD issues effectively, it could be a
> real sleeper for those interested in
> flower, landscape and macro photography, in particular.
>
> Tricolor Moose
> --
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