Large Bahtinov Focus Tool for 10 inch Telescopes astrophotography Clips to the Exterior of

Clips to the Exterior of the Telescope

adjustable

This adjustable solar telescope filter fits over the objective lens of your telescope to provide safe viewing of our sun

aim your lens or telescope at a bright star and manually adjust the focus of your lens or telescope until it looks close to focus

Large Bahtinov Focus Tool for 10 inch Telescopes astrophotography Clips to the Exterior ofShow some love for the big boys! So you've got a 10 inch telescope? Nice, man. You're gonna need a big bahtinov for that. We got you covered. 10 inch Bahtinov Focus Masks for Large Telescopes. Never worry about blurry stars again. Get perfect focus for astrophotography every time with a bahtinov mask. Bahtinov Focus Tool for Telescopes with a front, exterior diameter of 250 270mm. Place the Bahtinov Focus Mask over the end of your telescope, then