The Vixen AX103S, f/8.0 Refractor is a special breed. We're talking about a telescope that features a three element objective lens, incorporating a central ED lens. What does that mean? It means reduced chromatic aberration and higher contrast images!
The rear Field Corrector Lens on the Vixen AX103S ED Refractor helps to deliver tack sharp images to all the way to the edges of the field of view. What's more, they apply "Precision Multi-Coating" to the lenses. This assures high light transmission and the best in contrast.