$25 to $50

Features Learn key principles of electricity with this engaging STEM kit Preassembled circuit board has more than 50 experiments involving elemen...

Description The UHC filter can reduce the negative impact of artificial lights and airglow when shooting deep sky objects. Just install the filter...

Description A plate for balancing optical tube This is a plate to balance an optical tube. Replace it with an attachment plate and use it. Length...

Description Possible to change the diameter SUsing this eyepiece adapter, you can convert from 42mm male T-thread to 31.7mm (1.25 inch). Thereby,...

Features Rock tumbler mimics natural weathering process to turn rough-edged rocks into smooth shiny stones with intriguing colors and patterns. J...

Description For mounting optical tubes onto SX, GP2 series mounts Fits the mount head of AXD or SXP directly. Fits New Atlux equatorial mount by u...

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...

Features Learn the basics of circuitry as you engineer fun games Design a maze and up the difficulty with a few bends of a wire Set up challenges...

This is a hands-on guide for both the budding astronomer in need of a mentor and the seasoned observer who wants to learn how to effectively share ...

Features Lightweight tripod easily converts from tabletop to full-size model Mount design provides a secure fit for steady viewing during long ob...

Description Converts Eyepiece Thread This adapter converts the eyepiece thread. Makes it possible for you to use different thread eyepiece. Specs...

Features Flashlight mode has a low beam option that illuminates up to 40 meters and a high beam option that reaches up to 100 meters Floodlight m...

Description Discover The World Around! Your ExploreOne 6x21 Binoculars are the perfect companion for countless outdoor adventures. With these dura...

The classic comfy zip-up, featuring air-jet spun yarn for a softer fleece with reduced pilling. Once put on, it will be impossible to take off. .: ...

*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...