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

David Black db4tech at yahoo.co.uk
Sat Mar 10 12:33:16 CET 2012


I can understand using Matt's suggestion, my main thought is that people 
may think the aperture f/ stops actually control the overall focus.

There is always the option to use something really short, simple and 
descriptive...

description="F/stop ratio (Lower the number, more selective the focus)",


Thank you,

David

-- 

http://www.3d-designs-davidblack.blogspot.com


On 09/03/2012 19:01, Brecht Van Lommel wrote:
> 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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