Under $200

Description For cigarette socket compatible power supply It can be used with DD-2 controller, dew heater 2 and color CCD camera C0014-3M. Spec ...

Description Finder Bracket to facilitate Optical axis adjustment Long bracket for Vixen 7x50 Finder Scope, item #8616. Use with finder bracket sho...

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...