GESO: AF1.7x converter and A200mm lens

[P. J. Alling]

The lenses look alike, but have different formulas

http://www.bdimitrov.de/kmp/lenses/primes/tele/index.html

Bob Sullivan wrote:
> Perry,
> Check Boz's site, but I think the optics are identical A or M.
> I'm happy enough with them wide open, more shake problems than sharpness issues.
> Regards, Bob S.
>
> On 9/3/07, Perry Pellechia <snagglepuss31 at gmail.com> wrote:
>   
>> Bob,
>> I'll probably keep my eye out for an A series 200 unless I find a good
>> deal on an M.   How good is the M200/F4 fully open?
>>
>> On 9/3/07, Bob Sullivan <rf.sullivan at gmail.com> wrote:
>>     
>>> Perry,
>>> Nice results with the AF1.7x.  You will enjoy it.
>>> The M200/4 and A200/4 lenses are pretty identical.
>>> Not bad results with either, and really quite small.
>>> I've got both and the A is just easier to use with the DS or K10D.
>>> Regards, Bob S.
>>>
>>> On 9/3/07, Perry Pellechia <snagglepuss31 at gmail.com> wrote:
>>>       
>>>> Bob,
>>>> Thanks for posting these.   They are quite good (both composition and
>>>> sharpness).  I do not think I have ever seen a A 200 (F4) for sale at
>>>> the usual online sources.  M200's seem quite common and relatively
>>>> inexpensive.
>>>>
>>>> Testing of my new toy shows that the Tamron 90mm/2.8 macro with the
>>>> 1.7x Af TC makes an awesome combo:
>>>>
>>>> http://picasaweb.google.com/snagglepuss31/SMCF17xAFTCTests
>>>>
>>>>
>>>> On 9/3/07, Bob Sullivan <rf.sullivan at gmail.com> wrote:
>>>>         
>>>>> There was some discussion of a lucky ebay find of an Autofocus 1.7X
>>>>> Pentax converter.  I found this very handy to use in combination with
>>>>> the A200/4 lens.  It was small and light for handheld shots in the
>>>>> gallery below.
>>>>>
>>>>> http://picasaweb.google.com/rf.sullivan/AF17XExamples
>>>>>
>>>>> Regards,  Bob S.
>>>>>
>>>>> --
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>>>>>
>>>>>           
>>>> --
>>>> <---------------------------------------------------->
>>>> Perry Pellechia
>>>>
>>>> Primary email: pellechia at sc.edu
>>>> Alternate email: snagglepuss31 at gmail.com
>>>> Home Page: http://homer.chem.sc.edu/perry
>>>> <---------------------------------------------------->
>>>>
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>>>>         
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>>>       
>> --
>> <---------------------------------------------------->
>> Perry Pellechia
>>
>> Primary email: pellechia at sc.edu
>> Alternate email: snagglepuss31 at gmail.com
>> Home Page: http://homer.chem.sc.edu/perry
>> <---------------------------------------------------->
>>
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>>     
>
>   


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