16mm fisheye seems to have a similar problem, also with an element near the
rear.
John Hermanson
Camtech Photo Services, Inc.
21 South Lane, Huntington, NY, 11743-4714,
631-424-2121, www.zuiko.com
Olympus OM Service since 1977
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----- Original Message -----
From: "Moose" <olymoose@xxxxxxxxxxxxxxx>
To: <olympus@xxxxxxxxxx>
Sent: Monday, February 21, 2005 3:16 AM
Subject: [OM] Re: New list member...with a few questions..
> Neil Scott wrote:
>
>>Hello all,
>>
> Welcome to the list!
>
>>I'm glad to have found a place where I'm amongst others with
>>Zuikoholism...I'm looking forward to learning and contributing to and from
>>others with this "terrible" affliction.
>>
> Hold onto your wallet. ! :-)
>
>>So, a lens question: I'm considering parting with my Zuiko 75-150 f4, 135
>>f3.5 and 200 f4 in favor of a 65-200 f4. This kind of move will certainly
>>lighten the load in my camera bag, but will I lose sharpness or bokeh by
>>going to the 65-200?
>>
> You can get some idea about resolution on Gary's lens test site
> <http://members.aol.com/olympusom/lenstests/default.htm>. I'm personally
> never owned one, partially for the below reason, but others have
> experience with it.
>
> HOWEVER, the 65-200 is infamous because many of them have developed a
> hazy inner rear element. Unfortunately, whatever causes it (and you can
> find much discussion in the list archives) if it is bad enough, it will
> have actually damaged the element and cannot be cleaned or repaired.
> There are also reports of its return after cleaning. There are lenses
> out there without this problem, but it is common enough that one should
> be VERY careful when buying one.
>
>>
>>I recently bought a Om-2n from e-**y basically as a parts camera for its
>>lens; the camera was in better shape than I imagined but the 50mm f1.4
>>has
>>fungus. The lens is in KEH EX+ condition and looks clear, but when held up
>>to the light it has light spidery fungus filaments throughout. How much
>>will
>>this fungus affect picture resolution? Need I worry about fungus in the
>>camera body itself and will it transfer to other lenses? I live in a dry,
>>mountainous climate...will this keep the fungus from spreading?
>>
> The first question is which versoin of the 50/1.4 is it. The standard
> lenses, 50/1.4 and 50/1.8 went through many changes over the time they
> were manufactured. If it is marked "G. ZUIKO" on the front ring, you
> now have a lovely paperweight, since you can get a very nice clean one
> for less than cleaning cost. If it says simply ZUIKO, with or without
> "MC" after it and the serial number is under 1,0085,000, it may be worth
> getting an estimate. With a higher serial number, it was one of the
> finest Zuikos, and it is worth getting a pro opinion of whether it is
> salvagable and whether it is worth it. Even then, a really nice, clean
> latest model one may be had for maybe UD$60-70.
>
> I hope the camera is a good one. :-(
>
> Moose
>
>
>
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