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[OM] Re: Lost in the mail (Tokina 200mm F3.5 OM)

Subject: [OM] Re: Lost in the mail (Tokina 200mm F3.5 OM)
From: "John Hermanson" <omtech@xxxxxxxxx>
Date: Wed, 13 Apr 2005 09:41:17 -0400
The alkaline battery or silver oxide without proper modification will throw 
the meter off up to 3 stops (causing under-exposure).

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: Wednesday, April 13, 2005 6:08 AM
Subject: [OM] Re: Lost in the mail (Tokina 200mm F3.5 OM)


> Olympus User wrote:
>
>>The 200mmF4 is listed as not so sharp, but has a 55mm filter..
>>
> The problem with the 200/4 is not lack of optical sharpness, but
> vibration when used on a tripod with inadequate vibration supression.
> Gary did a lot of testing of the 200/4 with various bodies and lens
> supports, and the best of them are really quite good. B/B- wide open and
> at f/32 and all A through B+ at all other apertures is a mighty fine
> test result. In practical use hand held, it's no better or worse than
> any other similar length lens in vibration, as one's hands damp
> vibration. On a tripod, hold the camera and lens with both hands while
> pressing down gently, but firmly, and it is fine.
>
>>I'm wondering however, if I should throw more money into my OM....  My
>>meter is way off...  time for a CLA.
>>
>>
> You don't perchance have the alkaline battery that is the same size and
> shape as the no longer available mercury battery? Or a smaller silver
> oxide battery with a ring to make it fit? Both will throw the meter way 
> off.
>
> Moose
>
>
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