Bahtinov Focus Mask For Small Telescopes Fits 14 To 17 Inch Diameter Tubes No Fuss Quick Focusing For Sharper Astrophotography With Easy Mounting On Dew Shield Or Tube End

Bahtinov Focus Mask for Small Telescopes 14 to 17 Inch Tubes
✔️ Single unit, fits 14 to 17 inch diameter tubes; easy mounting.

The Bahtinov focus mask is a quick focusing aid for small telescopes, designed to snap onto the end of your dew shield or tube. It's a handy tool used by amateur and professional astrophotographers to lock focus quickly during guiding and imaging sessions.

✅ Fits front-end dew shield or tube diameter 14 to 17 inches (355 mm to 431 mm).
✅ Simple fit and secure with rubber tabs on the end of your telescope.
✅ Works with DSLR, modified DSLR, CCD, CMOS, video cameras, and other low-light imagers.
✅ Helps achieve crisp focus quickly in 1 to 3 attempts for better astrophotography results.

💡 What is a Bahtinov focus mask used for in astrophotography?

Using a diffraction pattern, it helps you quickly dial in sharp focus on stars.

- It speeds up precise focusing for DSLR, CMOS, CCD, and video imaging - It mounts easily to the dew shield or tube end with rubber tabs - It saves time during focus routines and improves image sharpness ✝️