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[OM] Re: E-300 weird behaviour with Tamron 90/2.5

Subject: [OM] Re: E-300 weird behaviour with Tamron 90/2.5
From: Wayne Harridge <wayneharridge@xxxxxxxxxxxxxxx>
Date: Wed, 22 Mar 2006 11:35:25 +1100




> James Royall <jamesroyall@xxxxxxxxxxx> wrote:
> 
> 
> This sounds exactly like the trouble I had - strangely I seem to
> remember it was while taking photos for ebay selling. Except I was using
> the 14-54. I found out (from the dpreview forum) that there is a lower
> limit to what the camera will meter in A mode, and it's not that low.
> Doesn't matter if you change the iso (I think) or aperture you still end
> up with the same level of underexposuren - the camera decides not to go
> any lower with the shutter speed. If you keep an eye on the shutter
> speed indicator as you fiddle with the aperture you'll see that it won't
> stop flashing, indicating insufficient light. Change to S or M and the
> camera will let you set a low enough shutter speed to allow for the
> available light. Now I'm sure my explanation's a little off, but I'm
> sure others better able to look up and interpret the specs will put me
> straight, but the short answer is that you can't meter below a certain
> light level in A mode and have to switch to S or M. It seemed daft to me
> at the time and still does now.
> 

Thanks James, that could be the key, I was testing at night in my study which 
doesn't have a high light level - I'll continue testing when I get an 
opportunity.

...Wayne


Wayne Harridge

http://lrh.structuregraphs.com

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