Building An Ultimate Focus Stacking Rail
Introduction It has been an unending quest to build an automated focus stacking rail for many focus stacking enthusiasts, ranging from modified manual rail to actually CNC machining their own rails. Every now and then, there will be a post in many popular online macro photography forum, Facebook groups, etc, about making an automated rail for focus stacking. Most of these posts and ideas are sound and usable, but they also suffer from some key aspects, namely precision and st
