View Single Post
  #6  
Old 23rd April 2011
sapper sapper is offline
Full member
 
Join Date: Nov 2007
Location: Leigh on Sea, Essex
Posts: 5,015
Thanks: 186
Thanked 451 Times in 254 Posts
Likes: 406
Liked 948 Times in 364 Posts
Re: Hyperfocal Distance

Quote:
Originally Posted by Ian View Post
Hyperfocal distance basically means focusing on the nearest point where the dof beyond the subject just makes infinity. My articles on Four Thirds and apertures:

http://fourthirds-user.com/2011/04/a...our_thirds.php

..shows that compared to full frame, you will get equivalent full frame DOF by halving the full frame focal length and halving the f-number.

So you should be able to use that to ready reckon from a full frame chart.


Hope that helps,

Ian
Not sure if it does.
If the chart for FF says 24mm lens @ f8 gives a hyperfocal distance of 2.4m would a 4/3 lens at 12mm need f16 give the same hyperfocal distance?
__________________
Dave
Reply With Quote