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Check out my 10 easy steps here: Using your bathinov mask
the Bahtinov Focus Tool is a great accessory to get the best focus for your telescope quickly and easily
nothing is worse than reviewing your images and finding that your stars were just barely out of focus
Never worry about focus again
Large Bahtinov Focus Mask for 12 inch Telescopes 290-340 mm Indoor Check out my 10 easyShow some love for the big boys! Complete your astrophotography setup and start harvesting those sweet, beautiful photons. This lightweight focus tool is easy to attach and remove at night, and also durable enough to last even after being dropped a hundred times while blindly fumbling around in the dark. Bahtinov Focus Tool for Large Telescopes. Fits an Outer Diameter of 290 340 mm. Never worry about blurry stars again. Get perfect focus for
