Antares 2"x2" Extension (ET2) Luminos The distortion is even lower

The distortion is even lower than in the Hyperion® eyepieces

the telescope tube has been redesigned to make sure you get the most from your optics each and every night

thus providing best opto-mechanical alignment between the telescope and eyepiece

Compared to lower-priced large aperture binoculars

Using a captain's wheel design all focusers can be rotated

Antares 2"x2" Extension (ET2) Luminos The distortion is even lowerET2 extends any 2" accessory by 2". Accepts 2" filters. Double side screw with pressure band. Threaded for 2" (M48x0. 6) filters Useful when removing the diagonal to allow eyepiece or autoguider to focus.