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Re: [OM] Teleconverter question

Subject: Re: [OM] Teleconverter question
From: ClassicVW@xxxxxxx
Date: Thu, 24 Jan 2002 16:05:14 EST
Ok, thanks Frank! It's better knowing for sure than just 'believing' I knew 
what Olympus meant. 
I was worried if I used a converter on a 'non-recommended' lens, I'd set off 
some kind of  ZoooweeeeKO alarm! Kinda like tearing off the "Do Not Remove 
Under Penalty Of The Law" tag from one's mattress!  8^o

George S.

> You are right, George.
> 
> There are many ways in which a teleconverter can be designed, and in
> this case the design has been optimized for the lenses indicated on
> the converter.
> 
> I do not know if the optical design of the prime lenses  have been
> taken into account, or that the 'matching' applies to a certain range
> of focal lengths only. I think the first, since e.g. the 1.4xA is
> recommended for use with the 180/2 and not with the 180/2.8...
> 
> But, as you already said, the converters may do good jobs with other
> lenses than the recommended ones as well.
> 
> Frank van Lindert
> Utrecht NL.
> 


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