[rollei_list] Re: OT / prove it !
- From: Fred Fichter <ffichter@xxxxxxx>
- To: rollei_list@xxxxxxxxxxxxx
- Date: Thu, 31 Mar 2005 02:17:32 +0200
It's 2 AM, pretty dark in my salon. I've grabbed my Konica Auto S2
(rangefinder) and my Nikon FM2.
I'm trying to focus as quickly as possible on various objects around me.
I see it now...
On Mar 31, 2005, at 2:03 AM, TrueBadger@xxxxxxx wrote:
> In a message dated 3/30/2005 6:53:57 PM Eastern Standard Time,
> ffichter@xxxxxxx writes:
>> Mirror flap being a
>> problem at low shutter speeds ? I don't really buy that... even a
>> coffeine-addict like me can shoot at 1/8sec with an SLR.
>>
>
> That's not the basis for the more accurate focus. In low light what is
> called "vernier acuity" is simply a more accurate way to focus than
> searching for
> the clearest image on a ground glass or other focusing screen. The
> eye can
> line up an edge, or superimpose a highlight far better than it can
> judge
> "sharpness". The same thing is true, but to lesser extent, in average
> light,
> especially with lenses in the 50mm and down focal length. Mirror slap
> is another
> issue, as is blur from hand-holding.
>
> G King
>
>
>
>
>
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