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Re: [OM] Telephoto lens.

Subject: Re: [OM] Telephoto lens.
From: "C.H.Ling" <chling@xxxxxxxxxxxxxx>
Date: Tue, 12 May 1998 21:23:36 +0800
> From: John Petrush <jpetrush@xxxxxxxxx>
> To: olympus@xxxxxxxxxxxxxxx
> Subject: Re: [OM] Telephoto lens.
> Date: Monday, May 11, 1998 5:28 AM
> No matter what, your wallet is going to feel it.  Lots of millimeters and
> fast f/ratios cost.  The only advice I can offer is avoid any mirror
lenses.
> They have no adjustable diaphram (f/8 is all you get) and their contract
is
> *very* low because of the central obstruction.
> 
> Good luck,
> John P

Yes, the f8 mirror lenses is too slow for sport, but the contrast is not
necessary low. A test report in Modern Photography 1984 on the Zuiko 500/f8
shown the contrast even higher than many mid-range lens. (or they have made
something wrong?)

C.H.Ling

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