Askar 1x Full-frame Flattener for the 140 APO - 140APO-FLAT 68º Eyepieces let's talk comfort because stargazing

let's talk comfort because stargazing should be a breeze

Parfocal eyepiece require little to no focusing when changing from low to high power

Optical Tube Weight: 45 lbs (20 kg)

f/4 effectively reduced to f/3

with clearly labeled star names and high-resolution zoom for accurate framing

Askar 1x Full-frame Flattener for the 140 APO - 140APO-FLAT 68º Eyepieces let's talk comfort because stargazingThis Askar 1X Full Frame Flattener is designed specifically for the 140APO. It does not change the effective focal length of the telescope, which is f 7, but it DOES further flatten the field, correcting for both field curvature and coma, to reveal fine star points to the edges of the field. The Askar 1X Flattener has a triplet design and supports a 44 mm image circle. The telescope side has an M91*1 thread, and the camera side of the flattener has a