ETX-60 and 70AT telescopes contain internal mirrors that reflect light to the telescope's astronomical observing position. In this position, the telescope's image is upright, but reversed left-to-right. This is of little consequence for astronomical viewing, but for terrestrial observing it is ...
Representing the ultimate in eyepiece design and technology, the new six- and seven-element Series 5000 Ultra Wide Angle eyepieces deliver extremely high resolution, contrast and full-field sharpness over an astounding 82° apparent field-of-view.Features:8.8mm focal length82° apparent field1.25" ...