Under $200

Description For DD-2 controller, Dew Heater 2, Color CCD Camera C0014-3M. Specs Dimensions 140x80x80mm Plug ID 2.1mm OD 5.5mm DC plug with cen...

Galileoscope Refractor Telescope STEM Kit - Click Here Features Lightweight Includes a sun shade Stronger than any other solar filter film on the...

Features Connects a serial DB9(9 pins) device for the PMC-Eight, to a USB port on your computer. Installed as a standard Windows COM ports, Full ...

Features Great for indoor or outdoor use Circular flap opening for crawl-through fun Side window and partially open roof provide lots of ventilat...

Features Great for indoor or outdoor use Circular flap opening for crawl-through fun Side window and partially open roof provide lots of ventilat...

Features Camera-specific bayonet adapter Canon EOS Large female thread M48x0.75 mm Free inner diameter of 47,5mm No vignetting for full format se...

2015 Springer; Patrick Moore's Practical Astronomy Series; 279 Pages; Softcover, ISBN 978-3-319-21905-9 “Remote Observatories for Amateur Astronome...

Description This is an exclusive signed edition copy of Fred Espenak's Road Atlas for the Annular Solar Eclipse of 2023, that you can purchase and...

Description Connect your Microscope or Telescope with a Canon EOS SLR camera and take images or videos* of your observed object! T-Mounts are the ...

Description This special T2-Ring for Canon DSLR Camera offers a extreme short light-path of only 1,5mm. Regular T2-Rings needs a light-path of ab...

Features Video camera mounted on a 27" flexible coil lets you peer over, under and around obstacles and into small spaces. Bright LED light helps...

Power port adapter allows the EXOS2GT to be operated by any 12-volt power supply with the proper female receptacle. Tip is 5.5mm x 2.5mm, polarity...

The Explore Scientific EXOS-2GT Equatorial Computerized Mount comes with a battery pack that holds eight D-cell batteries. While using household ba...