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Re: [OM] ISO may not be accurate

Subject: Re: [OM] ISO may not be accurate
From: "C.H.Ling" <ch_photo@xxxxxxxxxxxxx>
Date: Sat, 31 Jan 2009 09:16:22 +0800
Wow! Ph.Ds they must be right! Optics engineers, we photographer must leart 
from them!

C.H.Ling

----- Original Message ----- 
From: <usher99@xxxxxxx>

> Nah,
> They are mostly optics Ph.D.'s. The coding of the DXO is a work in
> progress with a somewhat difficult interface and some bugs.
>
> Seems weird that the ISO standard 12232 in one standard relates to the
> "exposure necessary to saturate the camera." Not what one would have
> thought would be a good way to standardize.
>
> http://www.dxomark.com/index.php/eng/Technologies/Measurement-definitions
>
>
>
> Here is the DXOMARK data on the G1 vs E-520:
>
>
> http://tinyurl.com/cazlv8
>
> Remember the review and Mooses's comments. Clearly this nice objective
> sensor data doesn't tell the whole story.
> I suppose sort of like buying an amp with THD < 1X10**-32 % without
> listening to it.
>
> Mike
>
>
> CH says:
>
> It is very clear that they are not photographers, just a group of
> software
> engineers.

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