Farpoint Bahtinov Focus Mask — Meade LX800 16" f/8 SCTNot sure this is the right mask for your telescope? Use our Focus Mask Finder match your scope to the right Standard, Tri Bahtinov, or Hyperstar RASA mask. Custom fit Bahtinov focus mask for the Meade LX800 16" f 8 SCT. Drops onto the front of your telescope, gives you perfect focus in seconds, and lifts off cleanly when you're done. Made in our own shop in the USA American materials, American machinery, by Americans. Fits the Meade LX800 16" f 8 SCT