Under $500

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

Description Get to know fascinating sights in our solar system and beyond with the National Geographic 70mm refractor telescope. This telescope's...

Features Learn key principles of electricity with this engaging STEM kit Preassembled circuit board has 72 experiments involving elements like li...

For *participants of the 2022 Mount Wilson Observatory Star Party and The Huntington Library, there is an Estate Group Tour option for a 90-minut...

Features Lightweight design and very portable 31.7 mm (1.25’’) connection and 42 mm T-thread 6x24 finderscope 2 Plössl eyepieces (20 mm and 6.3 m...

Features Subject Tracking Built-in Auto Tracking Camera No App Required 360° Spin Rotation Water Resistant Tripod Adaptable Rechargeable Battery ...

This free document prepared by Dr. Daniel Barth outlines an eclipse observation activity focusing on safety and proper methods. It encourages using...

Features Take high-definition videos and photos of birds feeding and flying with this combination bird feeder and camera Wide 110° viewing angle ...

Features For fast observations without complicated setup Lightweight and transportable Adjusts via slip clutch mechanism Fine adjustment of axles...

Description Attaching a DSLR camera or other instruments to the AP mount The dovetail slide bar PG is used to attach a DSLR camera or other instr...

Description 5600mAh lithium battery, only compatible with DWARF II telescope. One full charge can provide 3 to 4 hours of working for DWARF II. Pl...

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...

Essential for Time-Lapse Photography Specs Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera 2.5mm stereo mini ...

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,...

Essential for Time-Lapse Photography Specs Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera 10-pin remote term...

Description A prism suitable for astronomical observation near the zenith This 90 degree diagonal prism allows viewing at comfortable angles. S...

Description For Photography of Extended Nebula and Cluster This reducer is designed exclusively for imaing with VC200L telescope. Reduces Focal Le...

Features The magnification of 6x is the best compromise between the brightness and the sight, particularly when used indoor generally The incorpo...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

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

Essential for Time-Lapse Photography Specs Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera Multi/micro USB te...

Description Water resistant rubber heater. Reduce night dew on objective lens or main mirror. Specs Length 665mm Weight 320g Length of...

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 Enhanced Vision Technology Unlock the secrets of Solar Activity Observe the Sun in less than 2 Minutes Safely Experience With Your Fami...

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

Description The BinoViewer is a 1.25-inch device that uses two matching eyepieces (eyepieces not included) to give you AWESOME two-eyed views thro...

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 ...

Description Keep out stray and unwanted light from your 20" Truss Tube Dobsonian telescope with a lightweight light shroud. Keeping the path dark ...

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

Features Low magnification wide field of view Fully Multi-coated Made in Saitama Comes standard with a lightweight pouch with neck strap Descri...

Description This device replaces the barrel on the Explore Scientific 99% Reflective 3-inch Diagonal so the diagonal can be used on 2-inch focuser...