Products

This adapter is similar to the M54 to M48 step ring that comes with the ZWO 2" filter wheel, but it adds a thin lip to allow the ring to stop again...

M54 male to M54 male adapter.  Adds 1mm to backfocus.  Useful for attaching a ZWO 6200 camera to the ZWO 2" filter wheel without bolting the wheel ...

We are thrilled to offer our Mach2GTO Universal Robotic mount that sets a new standard for portable telescope mounts. It is so easy to use that you...

When closed, the Bullet Space Pen is the perfect size to carry in your wallet, pocket, purse, car glove box, organizer, or toolbox. When opened it'...

The Astro-Physics 2" MaxBright Diagonal was designed with several unique features to provide optimum performance and years of use.Dielectric Coati...

Meteorites are by definition extraterrestrial objects that landed on Earth. About 100,000 tons of those objects fall to Earth every year, but 90% o...

"A well-illustrated overview of the science and (literal) impact of these space rocks."-- Science News, on the first editionLeading experts in the ...

This item is the MicroTouch system, less the focus motor, for users who already own a Feathertouch focus motor. It includes the hand controller, US...

Features Automatic focus with ASCOM-compatible software (FocusMax, MaxIm DL, Sequence Generator Pro, etc)* Temperature compensation using built-in...

Features Automatic focus with ASCOM-compatible software (FocusMax, MaxIm DL, Sequence Generator Pro, etc)* Temperature compensation using built-in...

The Feathertouch 3" focuser is the industry standard for a high-quality, large focuser and is included as standard equipment or an optional upgrade...

The Feathertouch 3.0" focuser is the industry standard for a high-quality, large focuser and is included as standard equipment or an optional upgra...

The Feathertouch 3.5" focuser is the industry standard for a high-quality, large focuser and is included as standard equipment or an optional upgra...

Starizona is pleased to announce a new, low-profile motor for our popular MicroTouch Autofocuser. The MicroTouch works with any Feathertouch Focuse...

Extra stepper motor for the MicroTouch Autofocuser. This motor fits all current model Sky-Watcher USA refractors using 2", 2.7" or 3" focusers, inc...

Extra stepper motor for the MicroTouch Autofocuser. This motor fits the standard Stellarvue focusers that have a 25mm mounting diameter. A larger s...

Extra stepper motor for the MicroTouch Autofocuser. This motor fits the newer Stellarvue focusers (including the 2.5") that have a 33mm mounting di...

Extra stepper motor for the MicroTouch Autofocuser. This motor fits Takahashi FSQ-106 and FSQ-85 models with 2-speed focuser. The stepper drives th...

Four great Moon filters in one kit—everything you’ll ever need for optimal views of the lunar surface Three neutral density (ND) filters with dif...

Since publication of the first edition of this book, we have enjoyed more than a decade of new readings and images taken by shuttles, rovers, and ...

For over 50 years, Fisher Space Pen has been proud to have our technology approved and used on every crewed flight into space since 1967 with NASA....

The most comprehensive field guide available to the fabulous mysteries above—a must-have for any enthusiast's day pack or home library—from the go-...