gary wrote:
> For the long exposures typical of astrophotograhy, mirror lockup is
> meaningless. What is more important is a mechanical shutter that doesn't
> drain batteries all the time it is open. That is why an OM-1 or OM-1N is
> preferred. An OM-3 or -3Ti also meets that requirement, but why spend
that
> much?
Wouldn't the OM-2s(p), OM-4(T(i)) also be ok on "B" ? From my understanding
the "B" on these bodies is fully mechanical and doesn't drain the batteries.
Wayne Harridge
Ivanhoe, Victoria, Australia
http://members.optusnet.com.au/~w_harridge
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