Thanks - more info than I expected available.
"John A. Lind" wrote:
> Not counting the 35-70/4 AF made for the OM-F (OM-30; will also work with
> all the other OM mount bodies), there are four of them:
> 35-70/3.5~4.5
> 35-70/3.5~4.8
> 35-70/3.6
> 35-70/4
>
> Probably the best optical performer of all these (including the AF) is the
> "two touch" f/3.6, but it is also the largest at 67x74mm and heaviest at
> 400g. You didn't mention what you wanted to "compare" but I presume
> performance although weight, size and speed might be a consideration too.
> Here are my bookmarks of sites and pages that cover the 35-70 Zuiko zooms.
>
> You can read the specs and see photos of all four plus the AF version on
> Hans' (van Veluwen) wonderful Sales Information File site here:
> http://www.veluwen.demon.nl/om-sif/lensgroup.htm
>
> Tabular spec data about them is on Paul Farrar's very useful site here,
> including price range data (some of which may be dated, but is still in the
> ball park):
> http://www.datasync.com/~farrar/zuiko.html#zoom
>
> Gary Reese tested all of them including the AF version, the results of
> which can be found on his nice site here:
> http://members.aol.com/olympusom/lenstests/default.htm
>
> Lee Hawkins' nice site also provides a synopsis of Modern Photography
> reviews over the years. He has their test results for the f/3.6, f/4, and
> f/3.5~4.5 on this page:
> http://brashear.phys.appstate.edu/lhawkins/photo/mp-zuiko-tests.txt
> [scroll down past all the primes to section II which covers the zooms]
>
> Skip Williams has done some marvelous work gathering eBay auction closing
> price data about the lenses. He has data on all but the AF version here:
> http://www.skipwilliams.com/olympus/zuiko_ebay_history.htm
>
> Hope this helps out.
> -- John
>
> At 01:34 4/27/00 , Wayne wrote:
> >Has anyone compared the OM 35-70mm zooms in any article or web page.
> >There appear to be several models in the various used ads. I am looking
> >for the best combination of size-weight/sharpness/cost.
> >
> >thanks,
> >Wayne
>
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