FocusMax — Automated Autofocus Software for Astronomers

FocusMax: Autofocus Software Built for Astronomers

FocusMax takes on one of the hardest jobs in CCD-based telescope work — getting a crisp, sharp focus. Working alongside motorized focusing hardware, it replaces a slow, hands-on routine with a fully automated one.

FocusMax autofocus software banner for astronomers — FocusMax autofocus software

Telescope setup used with FocusMax autofocus software — Built for CCD-based telescope setups

First released to the public in 2001, FocusMax has been steadily refined ever since, shaped by feedback from users worldwide. Today it is a familiar tool in observatories and backyard setups alike.

FocusMax V4 Is Here

FocusMax V4 is now available from CCDWare. Visit CCDWare to browse the expanded feature set, the new capabilities, and interface screenshots — and to sign up for a 60-day trial.

Get FocusMax V4

Where FocusMax Gets Used

Astronomers around the world rely on FocusMax for unattended, all-night robotic-telescope operations. Typical applications include:

Asteroid and supernova searches
Astrometry
Photometry
Astro-imaging

Downloads

In the Downloads section you'll find updated reference material, including "Statistical View on FocusMax" by Dr. Morton la Cour and the 2012 AIC presentation "Precision Focusing Using FocusMax" by Steve Brady.

Frequently Asked Questions

What exactly is FocusMax?

FocusMax is autofocus software made for astronomers. It handles the demanding task of focusing CCD-based telescopes and, paired with motorized focusing hardware, automates the whole focusing operation.

What kinds of telescopes and setups use FocusMax?

FocusMax is commonly used worldwide in unattended, all-night robotic-telescope operations, including asteroid and supernova searches, astrometry, photometry, and astro-imaging.

When did FocusMax first come out?

FocusMax was first released to the public in 2001 and has kept evolving with many new features and capabilities, guided by input from users around the world.

Where can I get FocusMax V4?

FocusMax V4 is available from CCDWare. Head to CCDWare for a rundown of the new features, capabilities, and screen shots, and to sign up for a 60-day trial.

Do I need motorized focusing hardware?

With motorized focusing hardware available, astronomers can fully automate their focusing operation using FocusMax. Check the Downloads section for related documents and presentations.

About the Quote

"We live in a changing universe, and few things are changing faster than our conception of it." — Timothy Ferris

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Whether you run a permanent observatory or a backyard rig, FocusMax is designed to make focusing one less thing to worry about during a long night of imaging. Pair it with motorized focusing hardware to automate the routine, and check the Downloads section for reference material and presentations that go deeper into precision focusing.