Features High quality Explore Scientific S-II filter Absorbs all other emission lines Absorbs almost all of the artificial light Passband bandwidth: 12 nm For observing faint planetary nebulae, emission nebulae and supernova remnants More contrast and details for all urban observers and astrophotographers An individual test report of this premium filter is included in the […]

Features High quality Explore Scientific S-II filter Absorbs all other emission lines Absorbs almost all of the artificial light Passband bandwidth: 6.5 nm For observing faint planetary nebulae, emission nebulae and supernova remnants More contrast and details for all urban observers and astrophotographers An individual test report of this premium filter is included in the […]

Features High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen “through” Absorbs almost all of the artificial light More contrast and details for all urban astrophotographers Passband bandwidth: 12 nm H-alpha filters can only be used for astrophotography Ideal for use near cities with a slightly brightened sky Also blocks almost […]

Features High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen “through” Absorbs almost all of the artificial light More contrast and details for all urban astrophotographers Passband bandwidth: 7 nm H-alpha filters can only be used for astrophotography Narrow-band design for difficult city conditions and with heavily brightened skies Also blocks […]

Description Finder Bracket to facilitate Optical axis adjustment Long bracket for Vixen 7×50 Finder Scope, item #8616. Use with finder bracket shoe, item #2654. Specs Size 50mm×71mm×131mm Weight 170 g / 6.0 oz Warranty Vixen warranties its products to be free from initial defects in materials and workmanship for a specified period based on part […]

Description Finder Bracket to facilitate Optical axis adjustment Short bracket for Vixen Finder Scope. Use with item #2654, finder bracket shoe, and 7×50 Finder Scope, Item #8616. (Not usable with A70Lf) Specs Weight 195g / 6.88oz Warranty Vixen warranties its products to be free from initial defects in materials and workmanship for a specified period […]

Features Tuya® IoT ready that works with Tuya® Smart & Smart Life Apps via Wi-Fi Able to trigger other Tuya® compatible IoT devices Multi-channel, up to 7 locations High / Low notification (in App interface) Daily, monthly and yearly graphs (in App interface) History data log download available (in App interface) Big color digit display, […]

Features Sleek profile with top-class metallic charcoal grey finish Slim design with 4 standing angles, ideal for Desktop, bedside or wall Splendid LCD display with wide viewing angle Elegant LED touch key at the front for ease of control Weather forecast with animated weather symbols Bar chart showing barometric change Indoor and outdoor, temperature and […]

Description Get to know fascinating sights in our solar system and beyond with the National Geographic 70mm refractor telescope. This telescope has a 70mm aperture that is large enough to deliver revealing looks at the Moon, planetary features like Jupiter’s cloud belts and some of the brightest deep sky objects. Two interchangeable eyepieces are included […]

Description Auxiliary small telescope to find the object you want to see A small telescope as an aid to find a target object. It is very useful when observing celestial objects at high magnification. Before use, let’s adjust alignment so that the center of the field of view of both optical tube and the finder […]