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Bahtinov Focus Masks

Get Into Sharp Focus

Get Into Sharp Focus

Get Into Sharp Focus

With a Bahtinov focus mask you can get in focus quickly and with extreme accuracy.  Various sizes are available for different size optics.  Sized to fit on your dew shield.  

Secure hold

Get Into Sharp Focus

Get Into Sharp Focus

Securely fit the mask on your telescope so that you can some into focus at any angle.  Available in sizes for 60mm to 200mm (8") telescopes

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Starfield Optics Company

CaLedon, ON, Canada

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