SKYWATCHER FLATTENER & REDUCER FOR 120ED refractor Precession changes the direction of

Precession changes the direction of the Earth’s rotation axis

0 ports of EAGLE supply 1 Ampere so you will only need one USB cable to power and control ESATTO

The keypad is built to maintain the maximum readability in all lighting conditions

1x - M12 Mount fixing knob

The 235mm PLUS support rings are designed for optical tubes with a diameter of Ø235mm

SKYWATCHER FLATTENER & REDUCER FOR 120ED refractor Precession changes the direction ofThe SkyWatcher field flattener and reducer for the Evostar 120ED transform your telescope into a professional astrographer. Refractors are affected by field curvature no matter what brand or diameter. This is not an issue for visual observations as eyepieces can partially compensate this aberration. On the contrary, when a refractor is used for astrophotography, a curved field will limit the corrected image circle and the stars on the border of the