Archived posting to the Leica Users Group, 2011/08/15

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Subject: [Leica] S2 AA Filter?
From: robertmeier at usjet.net (Robert Meier)
Date: Mon, 15 Aug 2011 13:52:21 -0500 (CDT)
References: <CA6EBFD1.1361F%mark@rabinergroup.com> <2F1C965F-8222-4814-90C4-80F75F45FFAF@mac.com> <29022C78-E5EC-46AC-BACA-04CBF947B473@usjet.net> <164F2F0D-26E8-4AEB-BF5C-A218B28C036E@mac.com>

That sounds like it doesn't have an AA filter.    However, if moire  
can be eliminated with software, why does any camera have an AA filter?


On Aug 15, 2011, at 1:44 PM, George Lottermoser wrote:

>
> On Aug 15, 2011, at 1:39 PM, Robert Meier wrote:
>
>> Does the S2 not have an AA filter?
>
> Not sure - though dpreview says,
> "The S2?s image sensor was developed especially for the S system by  
> Kodak. With a resolution of 37.5 megapixels, the 30 x 45mm CCD  
> sensor features an aspect ratio of 3:2 and an area nearly 60%  
> larger than that of a traditional 35mm camera, resulting in  
> stunning image quality. In the interest of preserving image  
> sharpness, the camera disregards the standard low-pass filter.  
> Instead, Moir? effects are detected and eliminated by the camera's  
> internal signal processing, thus taking full advantage of the  
> system's high-resolution lenses. A special micro-lens pattern  
> allows complete capture of angled light rays on the image periphery  
> for optimal use of available light. With a sensitivity of up to ISO  
> 1250, low-noise images can be captured under limited lighting  
> conditions. "
>
> Regards,
> George Lottermoser
> george at imagist.com
> http://www.imagist.com
> http://www.imagist.com/blog
> http://www.linkedin.com/in/imagist
>
>
>
>
>
>
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Replies: Reply from imagist3 at mac.com (George Lottermoser) ([Leica] S2 AA Filter?)
In reply to: Message from mark at rabinergroup.com (Mark Rabiner) ([Leica] D700 or D7000)
Message from imagist3 at mac.com (George Lottermoser) ([Leica] D700 or D7000)
Message from robertmeier at usjet.net (Robert Meier) ([Leica] S2 AA Filter?)
Message from imagist3 at mac.com (George Lottermoser) ([Leica] S2 AA Filter?)