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 […]

Features High quality Explore Scientific O-III filter Let only the oxygen emission lines “through” Absorbs all other emission lines Absorbs almost all of the artificial light Passband bandwidth: 6.5 nm Narrow-band design for difficult city conditions More contrast and details for all urban observers and astrophotographers An individual test report of this premium filter is […]

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 […]

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 […]

Features German silent movement and components, high sensitivity and precision Radio-controlled time via WWVB in the United States, Canada and Mexico Flat glass cover for perfect viewing and easy cleaning Diameter 25 cm Specs Item Number RAC1001CM3000 Mounting type Wall Mount Dimensions 24.7 x 24.7 x 4.7 cm Alarm clock No Battery (1) AA Battery […]