18mm is also IF, as is the 24 shift IIRC
Julian
----- Original Message -----
From: "Piers Hemy" <piers@xxxxxxxx>
To: <olympus@xxxxxxxxxx>
Sent: Thursday, November 18, 2004 9:43 AM
Subject: [OM] Re: Auto Tubes
>
> It is described as IF in the SIF, with LD and ED elements. I could have
> (but didn't) check for myself last week...
>
> --
> Piers
>
>
> -----Original Message-----
> From: olympus-owner@xxxxxxxxxx [mailto:olympus-owner@xxxxxxxxxx] On Behalf
> Of Jim Brokaw
> Sent: 18 November 2004 06:00
> To: olympus@xxxxxxxxxx
> Subject: [OM] Re: Auto Tubes
>
> --snip
>
> I think some IF Zuiko's work in that fashion, though off hand I can only
> recall that the 180/2.0 and 250/2.0 are IF, not sure about the 350/2.8.
>
> -snip
>
>
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