Moose,
Yes, I wish to get the comment & your experience for "Vivitar 2x
Macro Focusing Teleconverter MC". I heard somebody said that it is the
best 2X Marco convertor but I cannot find more information abount it
in the web.
Thank you very much!!!!
--
Michael
An Olympus OM system fans
2007/8/6, Moose <olymoose@xxxxxxxxx>:
> Michael Wong wrote:
> > Dear list members,
> > Is there any experience or comment for Vivitar 2X Marco MC? Thanks.
> >
> Which one? Vivitar made millions of the 4 element "2X-21", which is
> fairly poor. Bright sun, longish lens, fast film and stopped well down,
> they could produce a decent image. It's best use is as a roughly 26 mm
> auto extention tube by removing the glass elements.
>
> There was a 7 element teleconverter that was sold under many names,
> including Vivitar. The Key to identifying them is that they almost
> always say "2X MC7" or 2X MC-7" and are just over 41 mm in flange to
> flange length.
>
> They are pretty good, and much better than the 4 element ones. Not as
> good as the Oly 2xA, however.
>
> Another good choice is the "Vivitar 2x Macro Focusing Teleconverter MC".
> In addition to being a good 2x teleconverter, it has a helicoid built in
> that allows closer focus than with the lens alone. With a typical 50
> lens, it doubles the focal length while allowing focusing down to 1:1.
> The Zuiko 50/1.4 mounted on it becomes a 100/2.8 1:1 macro lens.
>
> It's not true macro, it has too much field curvature for flat field
> work, but for typical outdoor work, where only the center of the subject
> is in the plane of focus, it's quite good.
>
> Moose
>
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