NEW 3nm bandpass Ha, Oiii and Sii narrowband filters from Optolong are AWESOME Kamil Pekala 15:10 2 years ago 4 400 Скачать Далее
Just How Good is the Antlia 3nm Oxygen III NB Filter? Antlia 3nm vs. ZWO 7nm #astronomy #astro AstroQuest1 13:12 1 year ago 3 704 Скачать Далее
[NEW] Optolong L-Ultimate 3nm Filter Review - Signal, Contrast, Halos?! Galactic Hunter 9:00 1 year ago 12 969 Скачать Далее
Antlia Narrowband Sii 3nm Filter. Astrophotography with Astrobloke Astrobloke 10:49 2 years ago 3 917 Скачать Далее
OSC Narrowband Filters - What to buy?? Let's compare! Cuiv, The Lazy Geek 24:36 3 years ago 32 120 Скачать Далее
[2022 NEW] Optolong L-Ultimate dual-3nm filter Optolong Astronomy Filter 0:40 2 years ago 1 918 Скачать Далее
Optolong SHO-3nm narrow banpass telescope filters kit for monochrome cooling CCD ZWO ASI2600mm-pro Optolong Astronomy Filter 2:11 2 years ago 126 Скачать Далее
Optolong L-Ultimate Full Review | High Point Scientific High Point Scientific 9:27 2 years ago 12 523 Скачать Далее
Dual Narrowband Filters Shootout: Optolong L-eNhance vs. Antlia ALP-T vs. Optolong L-eXtreme Nebula Photos 13:46 2 years ago 77 035 Скачать Далее
Optolong L-PRO vs Baader NEODYMIUM vs IR UV Filters Dobsonian Power 13:13 2 years ago 17 160 Скачать Далее
Astrophotography | What's the difference between 3 and 7nm Narrowband Filters? Ryan Heuer 15:20 3 years ago 5 443 Скачать Далее