Using ASIAir to FOCUS Your Guide Scope

How to focus your guide scope using ASIAir Pro or Plus! This tutorial will help your astrophotography setup achieve pinpoint focus in your guidescope using the focus utility in the ZWO ASIAir software.

The ability to effectively focus your guide scope is an essential skill to have, whether you are just getting started with the ASIAir or you are a veteran user.

00:00 Intro
00:19 Setup
02:08 App Settings
04:00 Coarse Adjustment
05:27 Fine Adjustment


My Equipment:
Telescope: Celestron RASA 8
Imaging Camera: ZWO ASI1600MM Pro
Mount: iOptron CEM40
Filters: 2" Baader RGB and f/2 3.5/4nm Narrowband SHO
Guide Camera: ZWO ASI290MM Mini
Guide Scope: Orion 60mm Guide Scope with Helical Focuser
ZWO ASIAir Plus
ZWO EAF (Electronic Automatic Focuser)

Twitter:   / nickjlake  
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Astrobin: https://www.astrobin.com/users/bortle9/

Video shot on Pixel 4 XL
Rode Wireless Go microphone system

Photographs of the universe, with galaxies, stars, nebulae, supernovas, comets, planets, Moon, Sun. Inspiring wonder about the night sky, even from the light pollution of Chicago.