Thread: [NOT REQUIRED] Pentax 6x7 lens to QSI583wsg adapter
View Single Post
  #6  
Old 28-01-2012, 08:03 AM
DavidTrap's Avatar
DavidTrap (David)
Really just a beginner

DavidTrap is offline 		 
Join Date: Jun 2009
Location: Brisbane
Posts: 3,033
You need to know the distance between the "mounting bayonet" of the lens and the imaging plane of a Pentax 6x7 camera. If this is 84.9mm, then you're starting from the right point and your calculations look right to me.

DT