Telescopes

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

A 4-inch refractor has long been considered a turning point in visual observing. It retains the portability and ease of smaller instruments, but ad...

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...

Spectrum Optics SPi53 Smart Telescope System Ultra-Portable Alt-Az/Equatorial Smart Scope with Built-In Imaging Camera and Guidescope Smart observi...

A Thoughtful First Telescope for Stargazers Who Want More Than the Basics The Spectrum Optical DS 6 Dobsonian is a telescope that punches well abov...

AstroZap Light Shroud – For 14" Astro-Tech AT14RCT Truss-Tube Ritchey-Chrétien Block Stray Light and Protect Your Optics Without Adding Bulk The As...

Celestron StarSense Explorer DX 5" SCT Telescope Part Number: 22462 Celestron has reimagined what a beginner-friendly telescope can be—and the resu...

The Celestron CGEMII 925 HD combines 9.25" EdgeHD high definition optics with a precision Celestron CGEMII go-to mount in an astrographic-quality t...

The Celestron CGX-L 1100HD telescope puts big aperture 11" aplanatic EdgeHD high definition/high contrast optics on a CGX-L go-to German equatorial...

The Celestron CGX-L 1400 Fastar adds the option to image at an incredibly fast f/1.9 focal ratio to the immense light-gathering capacity of 14" Sch...

The 11" f/2.2 Rowe-Ackermann Schmidt Astrograph (RASA) - the next advance in deep space imaging - is available now for the serious astrophotographe...

Celestron TravelScope 60 DX Refractor Telescope with Backpack Item #22007An ultra-portable 60mm refractor telescope kit with accessories for starga...

Celestron StarSense Explorer 150mm Tabletop Dobsonian Telescope (#22482) A smarter, easier way to explore the night sky—guided by your smartphone. ...

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, ...

  Flat field free of optical aberrations like field curvature, coma, astigmatism and chromatic aberration across an entire APS-C sensor. Unlike th...

The new Takahashi FSQ-85ED (the "Baby Q") apochromatic ED quadruplet is a clear leader in the ranks of relatively small aperture refractors. Its fo...

The included 1.7x extender takes the FOA-60 to another level, as well as letter.  This combination is referred to as the FOA-60Q.  You will simply ...

The PowerSeeker 60 equatorial refractor is a very economical introduction to astronomy for the beginning backyard astronomer. It is capable of prov...

This newest Version A of the Astro-Tech AT10RCT carbon fiber Serrurier truss Ritchey-Chrétien Hot Product for 2015 makes high quality large-apertur...

A Deep Sky Gateway That Balances Power, Precision, and Portability The Spectrum Optical DS 8 is for those ready to take the next step into the univ...

  Celestron Narrow Dovetail Plate – 11" (#94503) Adapt your 11" Celestron OTA to fit CG-5 style mounts with this lightweight, sturdy, narrow doveta...

Celestron Narrow Dovetail Plate – 9.25" (#94502) Adapt your 9.25" Celestron OTA for use with CG-5-style mounts with this lightweight, narrow dovet...

The Celestron CGEM II 1100 HD telescope combines big aperture 11" aplanatic EdgeHD high definition optics, a precision Celestron CGEM go-to German ...

The Celestron CGEM II 800 combines industry-standard 8" Celestron Schmidt-Cassegrain optics with a newly-designed computerized go-to German equator...