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

ZWO 31mm H-alpha, SII, OIII 7nm Narrowband Filter Set - UNMOUNTED - Mark IINarrowband 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

5dB Audio distortion <5% Audio power 500mA Transmitter RF power 10W/5W Modulation type  16kΦF3E Modulation distortion <5% Adjacent channel power ≥65dB Audio response +6

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This tour guide system looks very sleek and modern

Enables versatile mounting options for custom setups

you get the highest quality possible for astrophotography

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Americans Neil Armstrong and Buzz Aldrin

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Full-Frame Format with 62MP Resolution

Deep-Sky Imaging ★★★★★ 10/10 Narrowband Imaging ★★★★★ 10/10 Dynamic Range ★★★★★ 10/10 Image Quality ★★★★★ 10/10 Beginner Friendly ★★★☆☆ 6/10 Value for Money ★★★★★ 9

TT122 Long Range tour guide system with fashion design and simple key design

dedicated astrophotography software application that allows you to rotate the camera to the perfect angle to frame of your target when your telescope is installed on an equatorial mount