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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