Bahtinov Focus Masks

The Tri-Bahtinov Mask is an advanced version of the Bahtinov mask that allows for even more precise adjustments and can also be used as a collimation tool

Bahtinov Mask for Celestron 11″ RASA- is an ingenious new way to easily focus a telescope.  Pavel Bahtinov, a Russian amateur telescope maker and astronomer, created this simple, very intuitive method and the device has universally been named after him: The Bahtinov Mask.

The Tri-Bahtinov Mask is an advanced version of the Bahtinov mask that allows for even more precise adjustments and can also be used as a collimation tool

Tri-Bahtinov Focus and Collimastion Mask for Celestron 11″ SCT – with Hyperstar or Fastar- is an ingenious new way to easily focus a telescope.  Pavel Bahtinov, a Russian amateur telescope maker and astronomer, created this simple, very intuitive method and the device has universally been named after him: The Bahtinov Mask.

The Tri-Bahtinov Mask is an advanced version of the Bahtinov mask that allows for even more precise adjustments and can also be used as a collimation tool

Tri-Bahtinov Focus and Collimation Mask for Meade 12″ SCT LX 850 is an ingenious new way to easily focus a telescope.  Pavel Bahtinov, a Russian amateur telescope maker and astronomer, created this simple, very intuitive method and the device has universally been named after him: The Bahtinov Mask.