Under $200

Features Use Instead of Finderscope Wide 11° Apparent Angle of View Crosshair Aiming Reticle Extreme Low-Power 100mm Focal Length 1.25" Diameter ...

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...

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

Features High-quality NPL eyepiece with 40° field of vision Good contrast and reduced color aberrations Eye relief: 36 mm Connection: 31.7 mm, 1 ...

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 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...

"I love my Galileo Scope. It’s awesome. It’s always out with me. When the mist gets bad the Galileo is handy." -Harold Locke Features Comes with...

Features This is a field flattener for refractor-type telescopes with a focal ratio of f/5 to f/7 Causes no change to the telescope focal length ...

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

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 Slow motion control knob for AP mount Slow Motion Control Knob is used in combination with Manual Slow Motion Control Module. The AP...

  S M L XL 2XL Width, in 17.99 20.00 21.97 23.98 25.98 Length, in 27.99 28.98 30.00 30.98 32.01 Sleeve length, in 26.93 27.17 27.56 27.9...

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...

Features Day & Night Viewing Infrared LED 3 Infrared Levels 8x Digital Zoom 3.0" IPS Display UHD Video Resolution 40M Image Resolution 8GB Mi...

Description Accessories for Optical Tube Assembly Vixen Tube Rings are designed for use with Vixen's Dovetail Tube Plate (#2661). They will allow...

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 10-pin remote term...

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,...

Features Protects your optical tube gently Useful accessory pouches Reflection tapes for visibility in the dark Description This is a carry b...

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

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...

Description Camera-platform Adapter Adapter for SXG-HAL130, SXG-AL130, APP-TL130 and Skypod tripod. You can use it to fit 1/4 inch screw camera ...

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

Features Observing the stars like a good astronomer is very easy with the refractor 70/700 Callisto telescope Includes telescope, mount, tripod, ...

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

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 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...

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

This classic unisex jersey short sleeve tee fits like a well-loved favorite. Soft cotton and quality print make users fall in love with it over and...

This classic unisex jersey short sleeve tee fits like a well-loved favorite. Soft cotton and quality print make users fall in love with it over and...

Comfort Colors introduces the “Comfort Colors 1717” garment-dyed t-shirt; a fully customizable tee made 100% with ring-spun cotton. The soft-washed...

The leather patch hats are made from 100% bio-washed chino twill. It's a very comfortable yet sturdy material that will last for ages. The 100% PU ...

Warm your soul with a nice cuppa out of this black ceramic mug. Customize with cool designs, photos, or logos to make that “aaahhh!” moment even b...