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Re: [OM] Re: TTL vs OTF metering - Long

Subject: Re: [OM] Re: TTL vs OTF metering - Long
From: "Gary Edwards" <garyetx@xxxxxxxx>
Date: Wed, 14 Nov 2001 21:15:15 -0600
OTF was indeed patented - but by Minolta.  Olympus paid them a royalty to
use the concept.  May be expired by now; I don't know how long patents run
in Japan.

Gary Edwards

people, places, flight at http://members.home.com/garyetx/

----- Original Message -----
From: "C.H.Ling" <chling@xxxxxxxxxx>

> OTF is patented, I think they need to pay Olympus if they want to use
> OTF. OTF is only important at exposure longer than 1s, may be most
> manufacturer don't care about it.
>
> C.H.Ling



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