[Bf-cycles] Ability to use f/stops small amendment required

Brecht Van Lommel brechtvanlommel at pandora.be
Fri Mar 9 20:01:10 CET 2012


I've changed it to Matt's suggestion now, think everyone can
understand defocus/sharper well without knowing photography terms,
those who like a more detailed explanation of the F/stop number can
google it :)

Brecht.

On Thu, Mar 8, 2012 at 10:56 PM, David Black <db4tech at yahoo.co.uk> wrote:
> Depth of field (DOF) describes the area in focus, not the out of focus
> areas, lower numbers give a shallower DOF.  Also, in the real world, higher
> f/ numbers do not give a sharper image, in fact the reverse is true due to
> diffraction.
>
> Two new suggestions?
>
> description="F/stop ratio (lower numbers provide a shallow depth of field,
> while higher
> numbers a deep depth of field)",
>
> or
>
> description="F/stop ratio (lower numbers help provide subject isolation,
> while with higher
> numbers more of the scene will be in focus)",
>
> David
> --
>
> 3d-designs-davidblack.blogspot.com
>
>
> On 08/03/2012 20:15, Brecht Van Lommel wrote:
>
> I've changed the tooltip now to "F/stop ratio (lower numbers give more
> depth of field, higher numbers give a sharper image)". Note that lower
> F-number do indeed give more depth of field.
>
> Brecht.
>
> On Thu, Mar 8, 2012 at 1:43 AM, David Black <db4tech at yahoo.co.uk> wrote:
>
> Hi Brecht,
>
> Thank you kindly for adding the ability to use f/stops.  After a quick look
> at your code the line below.
>
> description="F/stop ratio (lower numbers equals more bokeh while higher
> numbers equals less bokeh)",
>
> To help prevent confusion, the term "Bokeh" refers to the quality of an out
> of focus area, depth of field (DOF) is an indication of how much is in
> focus.
> Can I suggest the following amendment...
>
> description="F/stop ratio (lower numbers equals less DOF while higher
> numbers equals more DOF)",
> or
> description="F/stop ratio (lower numbers equals less depth of field while
> higher numbers equals more depth of field)",
>
> Thank you,
>
> David
> --
>
> 3d-designs-davidblack.blogspot.com
>
>
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