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Alex Nicholas
Our Astronomik MaxFR filters are perfect for deep-sky astrophotography with fast systems
conference meeting interpretation or museums tour
the T131S allows up to 49 groups to operate simultaneously in one area without cross-interference
ZWO 31mm H-alpha, SII, OIII 7nm Narrowband Filter Set - UNMOUNTED - Mark II Wide Field Imaging Alex NicholasNarrowband filters are used to create high contrast deep sky images of certain objects, mainly emission and diffuse nebulae (i. e. Veil Nebula, M42 Orion Nebula, North America Nebula, Horsehead Nebula) or planetary nebulae (i. e. M27 Dumbbell nebula, M57 Ring Nebula, Helix Nebula), just to mention few of well known nebulosities. Narroband filter sets are sometimes used instead of LRGB filter sets and sometimes in combination with them However, if you
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