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Re: (meteorobs) Canon T70 B mode



You can take many hundreds of hours of exposures on the B setting of a T70
before having to replace the batteries.

Robert H. McNaught
rmn@aaocbn.aaodot gov.au

On Fri, 25 May 2001, B Yen wrote:

> To people using Canon T70 for B exposure:
> 
> Does "B" drain batteries?  According to T70 manual, "very little power
> is used".  I thought an electromagnet holds the mirror up, thus *no
> power* is consumed.
> 
> 
> B Yen
> 
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