Thanks Jim,
I'll stick to Zuiko lenses then. And another question for you: do you
have experience scanning half-frame slides ? If yes, how do you
mount/focus ?
Regards,
Roland.
Jim Brokaw wrote:
>on 6/2/04 4:02 PM, Roland Ruehl at roland.ruehl@xxxxxxx wrote:
>
>
>
>>I have another question now: I use a Kiron 7 element, 2x tele-converter
>>with my OM-1.
>>I have seen multiple tele converters for sale for the PEN but never know
>>what optical
>>quality they have. Does anybody know or have information about what was
>>available
>>when the PEN was modern ?
>>
>>Thanks,
>>
>>Roland.
>>
>>
>
>I have a couple of 2x teleconverters for Pen F mount... I don't think they
>are as good as the 7-element converters made for OM mount. I think they are
>only 4-element, and performance is similar to the 4-element for OM series.
>If you stop the lens down the degradation is minimized, but it is still
>there. With only half the negative, the sharpness of the lenses is more
>important for an equal print size (more magnification) so the Pen lenses
>have to work harder. I'd suggest finding the primes instead of the 2x unless
>you get one pretty cheap and understand its limitations. It is nowhere near
>as good as the Olympus 2X-A converter, nor the 7-element aftermarket
>converters, which are a notch under the 2X-A.
>
>
==============================================
List usage info: http://www.zuikoholic.com
List nannies: olympusadmin@xxxxxxxxxx
==============================================
|