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???? Raúl shows us the results of the comparison of dualband filters for color cameras in different operating conditions. Which filter is right for our sky and telescope? Do we have a lot of light pollution and don't know which filter is right? How much better is L-uLltimate compared to the already known ones? Many questions when buying a filter in the face of a clear trend that the bands are getting narrower and narrower. But how much is enough? You can buy and get advice in the ESPACIO CELESTE store. Here are the addresses to the filters: ** L-uLltimate https://espacioceleste.es/producto/fi... ** L-eXtreme https://espacioceleste.es/producto/fi... ** L-eNhance https://espacioceleste.es/producto/fi... #astrophotography #filters #optolong 0:00 Presentation 1:49 Introduction 4:08 Dualband Filters 7:42 Buying filters at Espacio Celeste 9:54 First tests in M 1 - Crab Nebula 13:26 Other factors - Telescope speed 18:15 Other factors - Light transmission 19:48 Other factors - Type of object 25:20 How color is formed 26:28 How do we compare? 28:45 Comparison NGC 2264 - Christmas Tree Nebula 39:35 Comparison NGC 2174 - Monkey Head Nebula 45:55 Comparison NGC 1893 - Tadpole Nebula 49: 45 Comparison M 81 - Bode's Galaxy 53:25 Comparison NGC 2395 - Jellyfish Nebula 56:15 Comparison results 1:00:25 The winner is 1:11:39 Final conclusions and farewell -------------------- ???? CELESTIAL SPACE STORE ???? -------------------- Activate the 5% discount on the first purchase !! https://espacioceleste.es/ -------------------- ???? DISCORD ???? -------------------- To access the Astrocitas server, click on the following link / discord -------------------- ???? ABOUT ASTROCITAS ???? -------------------- Visit our page at http://www.astrocitas.com