Adjustable Tri Bahtinov Mask Set For Telescopes 6.5 To 9.5 Inches Get Razor Sharp Focus For Astrophotography, Easy Manual Focusing With DSLR, CMOS And CCD Cameras

Tri-Bahtinov Mask Set for 6.5-9.5 inch Telescopes
✔️ Adjustable tri-mask set for DSLR/CMOS/CCD, easy manual focus

These focusing aids are designed for manual targeting of stars during astrophotography. Use at the end of your telescope or atop the dew shield; secure with rubber tabs to align quickly for sharp results.

✅ Fits 6.5-9.5 inch telescope diameters
✅ Tri-Bahtinov design creates diffraction spikes that show focus as an X with a center line
✅ Mounts easily with rubber tabs on the end of the scope or dew shield
✅ Quick focusing: crystal-clear focus on a star in under 90 seconds
✅ Set includes adjustable masks to fit 6.5-9.5 inch scopes

💡 What is a Bahtinov mask and why should I use it for telescope focusing? A handy, quick way to nail focus during astrophotography is to use a Bahtinov mask. - handy focusing aid for astrophotography with DSLR/CMOS/CCD - speeds up focusing to under 90 seconds in many setups - works on the end of the telescope or dew shield with rubber tabs - diffraction spikes form an X pattern that guides precise focusing

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