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Re: [OM] Shutter speed tester source

Subject: Re: [OM] Shutter speed tester source
From: Gary Reese <pcacala@xxxxxxxxxxxxx>
Date: Tue, 12 Sep 2000 18:08:19 -0700
Giorgio P. writes:

<< I'm looking for a good and not overly expensive shutter speed tester.
>>

The ones in the $300 range don't have multiple sensors, so they can't
give you travel times on the first and second curtain. THAT is critical
information, because even if a centered sensor says you are within specs
on any given speed, if the curtains aren't in sync, your picture will be
darker on one end vs. the other (i.e., tapering). That condition is
pretty common (albeit at widely different levels) in older shutters,
esp. mechanical ones. And you can't just tweak your exposure
compensation to compensate for it!

Gary Reese
Las Vegas, NV

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