Products

This Starlight Instruments Feather Touch micro-pinion assembly is a precision-machined dual-speed focuser designed to be installed on current TeleV...

This Starlight Instruments Feather Touch CPC-800 MicroFocuser replaces the standard focus knob on your Celestron CPC-800 8" Schmidt-Cassegrain tele...

Many astro-imagers already have a premium focuser being used on another scope that they would like to use for imaging, or they have a preference fo...

This 2" drawtube travel Feather Touch focuser from Starlight Instruments is a precision-machined Crayford-type 2" focuser for reflectors. The frict...

This 2.5" drawtube travel Feather Touch focuser from Starlight Instruments is a precision-machined Crayford-type 2" focuser for reflectors. The fri...

This 1.5" drawtube travel Feather Touch low profile 2" focuser from Starlight Instruments is a precision-machined Crayford-type focuser for reflect...

This 0.8" travel Feather Touch low profile 2" focuser from Starlight Instruments is a precision-machined premium Crayford-type focuser for catadiop...

When using an Astro-Tech #AT8RC 8" Ritchey-Chrétien astrograph, the weight of very heavy equipment trains (camera, plus filter wheel, plus temperat...

Buying a telescope is crucial for enhancing your enjoyment of astronomy. With so many choices available, how does the beginner choose? This book su...

Clamshell-type tube holder designed specifically to allow the Takahashi FS-78, Sky 90, FSQ-85, and FC-100 series to be mounted on Takahashi mounts....

Subtitled "An Observing Guide from Deep Sky Magazine," this helpful guide to the heavens was edited by David Eicher, associate editor of Astronomy ...

iOptron’s 150mm (approx. 6") f/4 Newtonian optical tube assembly (OTA) with a fast F/4 focal ratio is perfect for imaging deep-sky objects with a D...

iOptron’s 250mm (approx. 9.8") f/4 Newtonian optical tube assembly (OTA) with a fast F/4 focal ratio is perfect for imaging deep-sky objects with a...

This extra iOptron 11 pound counterweight helps you balance heavy loads mounted on an iOptron iEQ45 or CEM60 go-to equatorial mount.This iOptron #8...

A cigarette-type power lead for iOptron telescopes. No more buying batteries! Easy connection to car cigarette lighter output. Perfect for campsite...

A cigarette-type power lead for iOptron mounts w/ built-in Cable Management Systems. No more buying batteries! Easy connection to car cigarette lig...

A Vixen style universal dovetail plate which fits all iOptron mounts, as well as, other popular mounts. Features Anodized aluminum alloy 1.75 inc...

Works with the SmartEQ and SmartEQ Pro Fits 16mm Diameter Shaft Weighs 2.2 pounds/1kg The iOptron 2.2 pound (also know as 1kg) weight is designed...

This counterweight will fit the following mounts: CEM70/CEM70G GEM45/GEM45G/GEM45EC* iEQ45/iEQ45 Pro CEM60/CEM60EC CEM40, CEM40G, CEM40EC* * Plea...

The iOptron 7326 22 pound (10kg) counterweight is the perfect addition to your CEM120 if you need some extra weight for your rig.  The bore size of...

Works with various iOptron Mounts Fits 21mm Diameter Shaft Weighs 3 pounds/1.35kg The iOptron 3 pound (also know as 1.35kg) weight is designed to...

This iOptron 2 kg (4.5 pound) counterweight lets you balance a heavy optical tube and heavy accessory load (such as a photoguide scope, accessory d...

Need a little extra height for your iOptron mount? This pier will address that issue for you.  Die-cast and machined metal. Perfect for adding dist...