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Re: [OM] RANT: Sample images taken with EP-1

Subject: Re: [OM] RANT: Sample images taken with EP-1
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Wed, 17 Jun 2009 20:16:07 -0400
Especially since Akira Watanabe says: ""When it comes to picture quality 
- it's not about the sensor - it's the optical performance of the lenses 
that is most important to us..."
<http://www.dpreview.com/news/0906/09061600watanabeinterview.asp>

Chuck Norcutt

Moose wrote:
> Wayne Harridge wrote:
> 
>>> Ken Norton <ken@xxxxxxxxxxx> wrote:
>>>
>>> No matter how you slice it, a 17mm lens is difficult to make in any format. 
>>> Had they designed it for optical
>>> performance, the lens would be comparable in size to an old Zuiko 24/2.8
>>>     
> 
> I'm with Wayne on this one. Making a 17mm lens for 4/3 size film would 
> be pretty straightforward, a nice little D-G would do, and much simpler 
> than making a retrofocus 24/2.8 for FF film.
> 
> In the case at hand, as you say in your detail, the problem is the 
> sensor. If the sensor requires relatively parallel rays striking it, 
> then the lens design becomes more complex, probably relatively large, 
> heavy and retrofocus. But that's a specific problem, not a general 
> problem with that focal length in all uses.
> 
> It will be interesting to see if the problem seen in the one image is 
> general and if firmware can fix it.
> 
> Moose
> 
>>> Dunno about that Ken !
>>>
>>> What about the lenses for 16mm movie cameras, the coverage requirements are 
>>> similar and there have been high quality lenses available for much longer 
>>> than my lifetime.
> 
-- 
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