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Re: [OM] Help! Light theory, cp-l

Subject: Re: [OM] Help! Light theory, cp-l
From: "C.H.Ling" <chling@xxxxxxxxxxxx>
Date: Tue, 28 May 2002 14:47:07 +0800

dreammoose wrote:
> 
> 
> In auto mode, for speeds faster than 1/60, the second curtain has to be
> released before the first completes it's travel, so the TTL reading off
> the film and curtain with the mirror up can no longer wait until enough
> light for proper exposure has accumulated to release the second curtain,
> so the exposure speed is fixed before the first curtain release. For the
> OM-2(n),  I'm sure the meter isn't fast enough to make an off the
> curtain reading after the mirror is up, but it doesn't have the CPL
> problem. 

The metering system in OM2/2n is fast enough not only for OTF
available light it is fast enough for flash over 1/10,000s too. All
OMs in auto mode read light reading with OTF/OTC.

C.H.Ling

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