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Re: [OM] Depth of field preview

Subject: Re: [OM] Depth of field preview
From: Nicolas Mitchell <oldspeckledhen@xxxxxxx>
Date: Wed, 24 Jun 2009 05:24:39 +0100
Got it.

Nic

On 23 Jun 2009, at 18:24, Piers Hemy wrote:

> The viewfinder in an OM camera always shows you the view at full  
> aperture of
> the lens - f/1.8 or whatever - regardless of what aperture you have  
> selected
> for the exposure.  At f/1.8 the depth of field will be limited, and  
> much
> less than at (say) f/16.  The DoF preview button on the lens allows  
> you to
> temporarily stop down the lens to the selected aperture.  As a  
> result the
> image in the viewfinder darkens - but you can see how much more  
> depth of
> field you will be getting at the selected aperture, rather than at  
> full
> aperture.
>
> Get it?
>
> Piers
>
> -----Original Message-----
> From: Nicolas Mitchell [mailto:oldspeckledhen@xxxxxxx]
> Sent: 23 June 2009 18:04
> To: Olympus Camera Discussion
> Subject: [OM] Depth of field preview
>
> Help!
> I simply do not understand what I am seeing when I press the DOF  
> preview
> button on my OM kit. Would anybody be so kind as to try an help me  
> get it?
> All the very best,
> Nic
> --
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