Bahtinov Mask
Perfect focus, every time
An essential accessory for any serious astronomer. The Bahtinov mask creates a characteristic diffraction pattern that allows you to achieve optimal focus in seconds, even with the most demanding instruments.
Precise and fast focusing
High quality 3D printing
4 models available
Why use a Bahtinov mask?
Foolproof focusing
The 3-spike diffraction pattern visually tells you when focus is perfect — no guesswork.
Save time
No more endless back-and-forth. Achieve focus in seconds, even in the dark.
Custom 3D printing
Each mask is designed and printed specifically to fit your instrument perfectly.
Astrophotography ready
Ideal for star focusing before your astrophotography sessions.
Choose your model
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