Used Tele Vue 2x Barlow 1-1/4" Hand Controller Weight about 0

Weight about 0

Messier 101

Designed for Sky-Watcher Wave mounts and Wave Pier Extensions

It will be parfocal with both 2" and 1¼" eyepieces in this application

binary stars

Used Tele Vue 2x Barlow 1-1/4" Hand Controller Weight about 0Condition: This is a used 2x 1. 25" Tele Vue Barlow in excellent condition. The optics are clean and the body is unmarked. It comes with its original caps and box! Description Tele Vue Barlows reduce aberrations to below the airy disc in an f 4 system and lay to rest the popular myth of the "degrading Barlow." Properly designed Barlows do wonderful things: They amplify power, slow the telescope's f # (improving eyepiece sharpness), and give designers