APT User Guide - Auto Focus Aid

Astro Photography Tool Video User Guide Auto Focus Aid Automated focusing requires some initial preparation and measurements in order to provide the best results. This is an overview of the setup & use of Auto Focus Aid, but as this is such a vital part of automating an imaging session, it will be followed by more in depth videos using "live" imaging sessions to be able to give the subject the attention it needs. Measuring the "Microns Per Step" - https://www.youtube.com/watch?v=r-X3S2YPK0U Ivo Stoynov (APT creator) "Focusing A to Z" talk on The Astro Imaging Channel: https://www.youtube.com/watch?v=OzvZCvz0t4Q The Astro Imaging Channel: https://www.youtube.com/@TAIC Online written guide - Auto Focus Aid https://www.astrophotography.app/usersguide/auto_focusing_aid.htm APT Links Homepage: https://astrophotography.app/ Forums: https://aptforum.com/phpbb/ User Guide: https://www.astrophotography.app/usersguide/ Support APT! Having alternatives drives progress! https://astrophotography.app/alternatives.php 00:00 Intro 00:45 Setup steps 02:22 Critical Focus Zone 04:32 Measure the microns 05:22 Basic Backlash Compensation 07:14 Getting close to focus 08:33 Auto Focus Aid overview 13:07 Auto Focus Aid Settings 20:21 Sample Auto Focus Run