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Ships within 48 hours · Estimated delivery Oct 30 - Nov 4
Fits an Outer Diameter of 290-340 mm
but once they're imported to the computer
Check out my 10 easy steps here: Using your bathinov mask
Lightweight
Large Bahtinov Focus Mask for 12 inch Telescopes 290-340 mm Indoor Fits an Outer Diameter ofShow 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
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