What is the benefit of a 2″ eyepiece compared to a 1¼” eyepiece? Tom NagyNorth Ridgeville, Ohio A 2″ eyepiece delivers a ...

Unistellar, a French company, exclusively makes smart telescopes and has been selling them since 2020. The Odyssey Pro and ...

Compared to its pricier sister, the Odyssey lacks a Nikon-made electronic eyepiece, so it can't be used in any way as a traditional telescope. That makes it the same as much more affordable smart ...

In this work, the eyepiece optics are composed of two layers of meta-optics. As illustrated in the inset, the meta-optics consist of arrays of nanoscale pillars or meta-atoms. Alongside advances ...