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Re: [OM] Wow, is the 35/2.8 really this good?

Subject: Re: [OM] Wow, is the 35/2.8 really this good?
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Tue, 22 Feb 2011 10:53:45 -0500
My only point of disagreement was "resolving power".  I already had a 
chance to disagree on coma if I wanted to.  I don't and didn't.

Chuck Norcutt


On 2/22/2011 9:39 AM, Dawid Loubser wrote:
> To a certain extent, chuck, I agree with you, but I can certainly see
> the presence or absence of
> many optical aberrations in a 0.66MP image. Basically, if an
> abberation shows with a size of one pixel
> in this resolution, it would be visible to some extent, and does give
> a fair representation.
>
> For example, if I took that shot with my 21mm F2 wide open, the coma
> would be *more than* visible
> in the corners, i.e. would span several pixels. So thought it's
> unscientific at best, it does give
> a certain indication nevertheless.
>
> Of course, the other reason for my post is to perhaps lure some
> members here to post higher-resolution
> images shot on film, for examination :-)
>
>
> On 22 Feb 2011, at 3:10 PM, Chuck Norcutt wrote:
>
>> That's a great shot and clearly taken with a great lens but there's no
>> way you can evaluate "resolving power" from a 0.66 MP image.
>>
>> Chuck Norcutt
>>
>>
>> On 2/22/2011 1:52 AM, Dawid Loubser wrote:
>>> Have a look at this post:
>>>
>>> http://www.rangefinderforum.com/forums/showpost.php?p=1554718&postcount=1294
>>>
>>> It's, of course, a small web image, but the person claims it to be
>>> shot wide
>>> open, and to my eyes, the resolving power and freedom of coma looks
>>> really,
>>> really good right into the corners. If this was shot on fine-grained
>>> film, it
>>> looks like it could happily print quite big!
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