$25 to $50

Astrozap Dew Heaters and Controllers   Astrozap Dew Heater Straps are the finest selection for the active dew fighting system. Made in the USA with...

Astrozap's first product was the Flexible Dew Shield for astronomical telescopes. Made of flexible black ABS for many brands and models of telescop...

A luxurious take on the traditional camp shirt. The fabric features a smooth-draping weave that’s richly textured for distinctive character, and th...

If you need a Sun Catcher Solar Filter for 10-inch and 12-inch Dobsonian telescopes, purchase SC14-00. Cassiopeia Observatory Review - Click Here...

One size fits all 100% Cotton velcro cap. 100% cotton One size fits all CA Residents: Prop 65 WARNING(S)

*Note that this is a discontinued product. This legacy information is for reference only. Description This classic spotting scope is an old favorit...

Description The magnification of your telescope can be tripled with the use of this achromatic Bresser Barlow Lens 3x 31.7 mm (1.25''). Spec ...

Description With the usage of barlow lenses, you can extend the focal distance of telescopes and hence the magnification of your observed deep sky...

Video Description Micro Memory Card Not Included The Bresser Bird Feeder Camera captures feeding and flight action in intense detail, this un...

Description Adapter 2" with brass locking ring for 1,25" eyepieces. The integrated T2 thread adapts DSLR or astro-cameras (*appropriate T2 ring fo...

Features Height adjustment via crank Panhandle function Declination head Quick release plate with 1/4" screw Circular and water level Practical h...

Description Permanent slides are conserved preparations. For highest contrast, most of items are stained. All preparations are labelled in German ...

Features Universal adapter to assemble the smartphone to a spotting scope or telescope For eyepieces up to 68 mm diameter For smartphones with a ...

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...

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 Open the gate entrance Circular flap opening for crawl-through fun Partially open roof provide lots of v...

Features Water-resistant 10x magnification 25mm lens diameter 97ft field of view at 1000 yards Case, strap and cleaning cloth Description The ...

Features Water-resistant 10x magnification 50mm lens diameter 374ft field of view at 1000 yards Neck strap, case, lens cloth and cover are includ...

Features Smartphone adapter Adjustable LED illumination Height-adjustable stage with clips Battery-powered (2 AA batteries included) Prepared sli...

Features Study specimens in stages using three magnification powers ranging from 40x to 640x with 3 objective lenses. Color filter wheel makes it...

Features Nautic Binoculars and Monoculars are as the name suggests specially designed for use on and around water Waterproof, 122 mm Field of Vie...

Our Polytech Polo shirt is packed with high-tech features. It's quick to dry and anti-static for no-cling comfort. UPF 50 protection shields you fr...