Bulent,
Pentax has had a reputation for making a fine 50mm f1.4 lens -
starting in the screwmount era.
Regards,  Bob S.

On Sat, Dec 3, 2011 at 5:55 PM, P. J. Alling <[email protected]> wrote:
> The optical formulas of those lenses are pretty close to identical.  I'm not
> surprised that you have a hard time telling the images from them apart.
>
>
> On 12/3/2011 4:20 PM, Bulent Celasun wrote:
>>
>> I admit I have probably failed at my attempts to compare these two
>> lenses properly:
>> SMC Takumar 50mm f/1.4 and
>> FA 50mm f/1.4.
>>
>> The only thing I can see repeatably (!) is the difference in rendering
>> of colors; my radioactive Takumar shows everything a bit yellowish.
>> Other than this, their contrast and resolution seems just the same. I
>> also fail to observe a difference in their rendering of out of focus
>> highlights.
>>
>> The FA allows autofocus and that may be an advantage under certain
>> "time critical" conditions, perhaps.
>> The Takumar "feels" great but don't ask me how I judged it!
>>
>> Anyhow, I am not thinking of parting with any of them.
>>
>> My curiosity is only for the sake of curiosity:
>> Do you "see" a noticeable difference in images shot with either of
>> these, if you look carefully?
>>
>>
>> Bulent
>> ---------------------------------------------------------------------
>> http://www.flickr.com/photos/bc_the_path/
>> http://photo.net/photodb/user?user_id=2226822
>> http://www.pentaxphotogallery.com/artists/bulentcelasun
>>
>
>
> --
> Don't lose heart!  They might want to cut it out, and they'll want to avoid
> a lengthily search.
>
>
>
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