Description Provide Finer Focus Adjustments With the installation of the Vixen Dual Speed Focuser, the rack-and-pinion focusing equipment on your Vixen Telescope can be upgraded to provide finer focus adjustments. Allows dual-speed focusing with coarse and fine speed adjustments. The Dual Speed Focuser can be retrofitted to the rack and pinion focuser, by removing one […]

Features HD Camera Waterproof Case Flat Adhesive Mounts Handle Bar/Pole Mount Frame Housing Mount Velcro Straps Long Thumb Screw Quick Release Buckle Pivot Mounts Short Thumb Screw USB Cable Specs Item Number 88-83007 Display 2.0 (50.8 mm) inch display Lens 120° wide angle Waterproof case Up to 30 m (100 ft) Language options English/Traditional Chinese/Simplified […]

Features 4K HD Camera Waterproof Case Flat Adhesive Mounts Handle Bar/Pole Mount Frame Housing Mount Straps Long Thumb Screw Quick Release Buckle Pivot Mounts Short Thumb Screw USB Cable MicroFlash Card and Adapter Description Show everyone what adventure really looks like by capturing your own exhilarating feats and wild outdoor explorations with National Geographic’s 4K […]

Features Automatic time setting (CET) via radio signal Manually Time offset adjustable for other time zones Symbolic weather forecast for the next 12 hours Indoor and outdoor temperature in C°/F° Five Language Week Day Display: EN, GE, FR, IT, DU Display of time and day of the week Weekday Two-alarm times with snooze function Projection […]

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 2-inch barrel to easily attach to a two-inch focuser Fully multi-coated optics T-ring thread on the device so a T-ring can be used to easily attach a DSLR camera or […]

Features 4K Wifi Waterproof Action Camera Waterproof Case Rechargeable Battery USB Cable Remote Handlebar/Pole Mount Frame Mount Straps Release Buckle Mount w/Thumb Screw Short Pivot Mount w/Thumb Screw Adapter Flat Adhesive Mount Extra Adhesive Pads Description With its waterproof casing, multiple mounting accessories, 6-axis stabilization unit and wide 170° field of view, the National Geographic […]

Features Ample 70mm aperture will reveal lots of lunar details, planetary features like Jupiter’s cloud belts or Saturn’s rings and some of the brightest Messier objects. Two interchangeable Kellner eyepieces give you magnifications of 16x and 40x. Smartphone Adapter Included Full-size tripod is fully adjustable and includes an accessory tray for holding extra eyepieces. Use […]

Features Wide-view color VA display Moon phase display Barometer with weather forecast 6 kinds of dynamic weather forecast icons (Sunny, Clear to overcast, Cloudy, Rainy, Stormy, Snowy) Indoor temperature in (°C/°F) & humidity Outdoor temperature in (°C/°F) & humidity Support up to 3 channels of outdoor sensors Outdoor temperature upper and lower limit alert Atomic […]

Features Study specimens in stages using three magnification powers ranging from 300x to 1200x. Use the projection eyepiece to trace images to analyze later or to share your findings with multiple viewers at the same time. Color filter wheel makes it easier to recognize details of colorless or transparent specimens. Two types of illumination provide […]

Features Waterproof National Geographic Harness 283ft field of view at 1000 yards Carrying case and lens covers included Description These versatile National Geographic 10×42 binoculars are an ideal companion for all of your outdoor adventures. Whether you are hiking, birdwatching, camping or traveling, a solid pair of binoculars can be a handy tool. The 42mm […]