ZWO 31mm H-alpha, SII, OIII 7nm Narrowband Filter Set - UNMOUNTED - Mark II imx533 camera telescopes

telescopes

The Lacerta 25mm BST Explorer Starguider ED eyepiece comes with a range of features that make it an ideal choice for astronomy enthusiasts:

and a precision-enhancing reduction ratio of 120

The ASI183 series represents the most sensitive cameras in ZWO's line up

ZWO 31mm H-alpha, SII, OIII 7nm Narrowband Filter Set - UNMOUNTED - Mark II imx533 camera telescopesNarrowband 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