01-17-2014, 10:01 AM
(This post was last modified: 01-17-2014, 10:02 AM by Brightcolours.)
51x or something, so that would make for more than 30 meters distance?
I have some (old 1970's) lens test charts which are calculated for 101x. How handy
I have some (old 1970's) lens test charts which are calculated for 101x. How handy