Refractors

140mm has long been considered the perfect size for an APO refractor. Explore Scientific makes that size a reality with fantastic optics and mechan...

There was a time when a four-inch f/11 refractor was the gold standard for planetary observation — the instrument that experienced observers reache...

Most refractors need a separate field flattener to image properly. You buy the scope, then you buy the flattener, then you figure out the spacing, ...

The Sky-Watcher Evostar 150DX is one of the most affordable 6" ED doublet refractors available today with a large format rack and pinion focuser. S...

The Celestron PowerSeeker 80 equatorial refractor is a visible step up in performance from the typical 60mm beginner's scope, at a price not much h...

Some telescopes are instruments. The Sky Rover 155 GPS is a statement — and then it backs the statement up with the views. A 155mm f/8 air-spaced t...

A 130mm triplet apochromat is where a refractor becomes a serious instrument — the kind of telescope that astrophotographers build their imaging ri...

There was a time when a six-inch refractor meant a permanent pier, a roll-off roof, and a second mortgage. That era is over. The Sky Rover 150 GPA ...

Five inches of refractor aperture used to mean a serious commitment — a heavy tube, a substantial mount, and a permanent spot in the observatory. T...

Enjoy serious observation with Explore Scientific's flagship telescope, the 165mm FPL-53 refractor. Reveal celestial wonders like the desolate beau...

This Product Has Been Discontinued And This Is Here for Informational Purposes Only. It Is No Longer For  Sale. The Celestron 80LCM is a substantia...