Bahtinov Focusing Masks
Bahtinov Focusing Masks are designed to make focusing easy, simply measure your telescope diamter and choose the correct size. Please see our astrophotography how to guide for more information on imaging through a telescope.
Bahtinov Focusing Masks are designed to make focusing easy, simply measure your telescope diamter and choose the correct size. Please see our astrophotography how to guide for more information on imaging through a telescope.