StarField Bahtinov Mask - 80 mm - FM-80 130 mm Telescopes compact Features: Neutral Color

compact Features: Neutral Color

Stationary latitude knob with a newly-designed linkage system greatly reduces the amount of friction when polar aligning the mount

25" or 2" Round Mounted Filter from the dropdown

Celestron Product Number: 31042

A laser engraved center mark of the main mirror allows easy adjustment

StarField Bahtinov Mask - 80 mm - FM-80 130 mm Telescopes compact Features: Neutral ColorThis StarField Bahtinov Mask is sized for 80 mm telescopes and fits dew shields with an outside diameter of 87 mm to 105 mm. While basic, often home made focus masks have been used for quite some time, the Bahtinov mask, with it's distinctive pattern, is unique. Invented by Russian amateur astronomer Pavel Bahtinov, this mask has quickly become the astro imager's choice for fine focusing a telescope. To use, place the Bahtinov mask in front of the