Oh, Chris, the 250 is sweet. I don't get that much uise of mine,but when I
do, it is as good a lens as I've ever used. Don't see how the APO could be
better.
Bill Pearce
----- Original Message -----
From: "Chris Crawford" <chris@xxxxxxxxxxxxxxxxxxxxxx>
To: "Olympus Camera Discussion" <olympus@xxxxxxxxxxxxxxxxx>
Sent: Saturday, March 07, 2009 7:16 PM
Subject: Re: [OM] Vert Lives to See Another Photo
> What do you think of it when used as intended, with telephoto lenses to
> make
> them longer?
>
> I've got a Vivitar 2X converter for Hasselblad! Got it cheap on eBay a
> while
> back, for $35. Had to try it for that price. My longest Hasselblad lens is
> the 150mm. I sometimes wish I had the 250mm, but they go for abut $800 on
> ebay or KEH most of the time :(
>
> I have had this for a while and have not had an excuse to try it. Finally
> did last week and was pleasantly surprised. I was photographing an old
> factory and wanted close to the big sign on the roof. I needed to use f22
> on
> the lens (effective exposure of f45) to get the depth of field needed for
> the 150mm with 2X (effective 300mm lens). The results were sharp even to
> the
> extreme corners though the image lacked extreme fine detail. That's to be
> expected at f45, which is diffraction limited. I read in Photo Techniques
> magazine several yrs ago that at f45 the theoretical meximum resolution
> possible was a mere 10 l/mm !! Still the image was not soft looking, it
> was
> good. The Hasselblad 250mm lens might have been a bit sharper at that
> aperture than the 150/2x combo, but I can't afford it and I have the 2x
> and
> it worked very well!
>
>
> --
> Chris Crawford
> Fine Art Photography
> Fort Wayne, Indiana
> 260-747-3962
>
> http://www.chriscrawfordphoto.com My portfolio
>
> http://blog.chriscrawfordphoto.com My latest work!
>
>
>
> On 3/7/09 1:12 PM, "Ken Norton" <ken@xxxxxxxxxxx> wrote:
>
>> I was experimenting around with Vert, the faithful old Vivitar 2X
>> teleconverter. Hoping to make ugly photos with it, but it wouldn't
>> cooperate. While experimenting, I took a photo of the back of my couch.
>> Nothing earth-shattering, but interesting non-the-less. The lens was
>> the
>> Zuiko 24/2.8.
>> The conversion was done in RAW THERAPEE, which gave me some nice options
>> and
>> meant I didn't have to go into an editor to accomplish the same tasks.
>>
>> Who says you can't use wide-angle lenses for macro?
>>
>> www.zone-10.com
>>
>> AG
>
>
> --
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