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RE: [OM] Varimagnifinder Lost Magnification

Subject: RE: [OM] Varimagnifinder Lost Magnification
From: "Chung, Stephen (D&B Telecom)" <ChungS@xxxxxxxxxxxx>
Date: Thu, 16 Apr 1998 08:50:00 -0400
>Frank wrote:
>
>>Did you really try to change the setting of the internal diopter eye
>>correction of the 3 and 4? For the purpose of comparing it should not
>>be set for optimal sharpness of the focusing aids, but in the same
>>position as the fixed viewfinder of the 1 and 2 (about -0.5 if I am
>>right). But if you did set them this way, it certainly is a strange
>>thing which happened to your Vmf. Mine works all-right with all
>>OM-bodies, screens and lenses. How does it perform when you look
>>through it without any camera attached? The image should be sharp then
>>as well (if your possible nearsightedness not exceeds -6/-7 diopters,
>>but in that case you can keep your glasses on).

and Hans V replied
>>Thanks, Frank. Your reply made me reconsider my OM-3/4 viewfinder
>>calibration techniques, and I guess I have done it wrong - untill
>>yesterday evening.
SNIP
>> Appearently the Vmf @
>>2.5x is extremely sensitive for incorrect diopter settings.

I thank you also Frank vL, after reading your message I also made a
slight change to the dioptor adjustment on my OM4 and found that it
dramatically improved the Varimagnifinder image at 2.5x on that
particular camera. 

Regards
S.C.




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