On 27 Aug 98 at 14:11, Pauls0627@xxxxxxx wrote:
> << I have a set of Oly extention tubes and was suprised to find that they
> weren't auto aperature. Are all the Olympus make tubes this way, or do I
> maybe have an early set? >>
>
> I believe the early ones were not auto aperture. I have a set of Oly tubes
> which are auto aperture. My copy of the Heiberg book (The Olympus Guide)
> refers to non-auto tubes. This is an old book that covered the OM-1 and OM-2
> pre-"n" versions. I'm not sure of the exact date, since I am on the road on
> business and didn't happen to bring it with me! <g> That's the only reference
> to non-auto tubes I've ever seen. I didn't see anything in the FAQ about this.
>
The only Oly tube I've seen recently was a 25mm, and it was not auto. No idea
of the date range though. Now that my Vivitar 2X has undergone surgery, I no
longer need a 25mm tube... :-)
========================
Shawn Wright
Computer Systems Manager
Shawnigan Lake School
250-743-6240
swright@xxxxxxxxx
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