The fact that the size of the aperture can shift the position of the out
of focus elements in the image was the big surprise. I had a hard time
swallowing that until I saw the ray tracings.
Chuck Norcutt
Piers Hemy wrote:
> I find it gets better each time I read it - a little bit more sinks in!
>
> Piers
>
> -----Original Message-----
> From: Chuck Norcutt [mailto:chucknorcutt@xxxxxxxxxxxxxxxx]
> Sent: 04 February 2010 15:36
> To: Olympus Camera Discussion
> Subject: Re: [OM] Spotted another rare CV 180 in OM mount --Big Foot'slonger
> brother
>
> Thanks. That was a good read.
>
> Chuck Norcutt
>
>
> Piers Hemy wrote:
>> The PDF at this link:
>> <http://www.janrik.net/PanoPostings/NoParallaxPoint/TheoryOfTheNoParal
>> laxPoi nt.pdf> otherwise <http://tinyurl.com/NoPPoint> includes some
>> discussion of the effects of off-centre diaphragms, which might give
>> some clue to the effects of asymmetric diaphragms.
>>
>> Piers
>>
>> -----Original Message-----
>> From: Dawid Loubser [mailto:dawidl@xxxxxxxxxxx]
>> Sent: Thu, 4 Feb 2010 10:12:48 +0200
>> To: olympus@xxxxxxxxxxxxxxxxx
>> Subject: Re: [OM] Spotted another rare CV 180 in OM mount --Big
>> Foot'slonger brother
>>
>> --snip
>>
>> Just of out interests' sake, does yours also have the asymmetrical
>> diaphragm? I wonder how it affects out-of-focus rendition.
>>
>> Dawid
>>
> --
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