How does the Vivitar Series 1 35-80/2.8 compare with a Zuiko 35 - 105 zoom
in overall quality? I have seen them sell at over US $ 200 on ebay. Is the
Zuiko worth it at a price more than double than that of the Vivitar?
Regards
Titoy
-----Original Message-----
From: Lex Jenkins <lexjenkins@xxxxxxxxxxx>
To: olympus@xxxxxxxxxxxxxxx <olympus@xxxxxxxxxxxxxxx>
Date: Wednesday, January 03, 2001 6:26 AM
Subject: [OM] Re: Advice on vivitar lens
>John, I've quoted from the "cult classics" section of the Jeff Albro/Robert
>Monaghan site regarding the Vivitar Series 1 35-80/2.8 - sounds like a good
>'un, and much better suited to the diminutive OM than my Fat Viv
>28-90/2.8-3.5:
>
>===============================
>"Vivitar Series I 35-85mm f/2.8
>
>"This Series I lens provides a wide angle to short telephoto capability in
a
>lens only 3.6 inches long that weighs only 26 ounces. Like its cousins,
this
>Series I lens features a short ten inch close focus range providing a 1:3.5
>reproduction ratio. What is more important is that the lens is very sharp
>throughout this range, with excellent contrast too (thanks to VMC
>multi-coating). Again, the lens is large in diameter, requiring a 72mm
>filter, but providing a reasonably fast f/2.8 constant aperture throughout
>its range.
>
>"How could Vivitar provide optimal sharpness with such a zoom in the late
>1970s that still holds up to the professional standards of the 1990s? The
>answer lay in abandoning true zoom action, and substituting a vari-focal
>zoom. With a vari-focal zoom, you have to re-focus the lens every time you
>change the focal length. But this trick frees the optical designer to
>maximize the lens sharpness and quality.
>
>"This mechanical dual focusing control complexity puts off many users
>spoiled by true zooms. Consequently, you can often find this sharp zoom
>selling for surprisingly low prices (Cf. list $400 in 1978). But as its
cult
>status gets better known, those bargains may be harder and harder to find!"
>================
>
>Regarding the varifocal design requiring refocusing after changing the
focal
>length, I've never found that to hinder my shooting speed. Vivitar
>thoughtfully (or serendipitously) combined a focusing throw that's short
>enough to facilitate quick refocusing without being so short it's touchy
and
>difficult to focus accurately.
>
>$90 for the lens in the advertised condition sounds very reasonable to me.
>In comparison I've seen the Series 1 28-90/2.8-3.5 varifocal priced at
>$120-$185, and would readily grab one at the lower end of this range.
>===========
>Lex Jenkins
>===========
>
>>From: "John Duggan" <john.duggan1@xxxxxxxxxxxxxx>
>>Date: Tue, 2 Jan 2001 20:33:55 -0000
>>
>>...comments on the...Vivitar series 1 35-85 f2.8...
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