Thank you Emmanuel
What an awesome answer
particularly
'But the rules of thumb are simple : multiply your f-number by the ratio of the focal lengths, and eventually check with a DoF calculator...
Type: Posts; User: Ricgal; Keyword(s):
Thank you Emmanuel
What an awesome answer
particularly
'But the rules of thumb are simple : multiply your f-number by the ratio of the focal lengths, and eventually check with a DoF calculator...
Dear all- thank you all for your well informed and balanced posts. Being less than a* at maths I will probably check out the DOF calc for iPhone on the site suggested.
All the best
R
I am setting a very precise portrait brief for 5x4 and would like to open it up to other formats whilst retaining the same dof.
Is there a chart or formula somewhere to calculat what aperture would...