The Atik narrow band filter are designed with a band pass of 7 nm to aid in capturing all a nebula’s photons while the vast majority of the broad band light pollution is stopped. The result is a much higher signal to noise revealing faint details in nebulas. The Narrow band filter set comprises of Hydrogen-Alpha (Ha), Sulphur (SII) and Oxygen (OIII). Take advantage of our special offer get 50% off any filter set (or both filter sets), when you buy and an Atik camera and and Atik filter wheel.
The SHO narrow band filter set is compatible with our filter wheels and allows astrophotographers to capture deep-sky objects in spectacular narrow band. This filter set is commonly used to image objects in the Hubble pallet.
Peak Transmission: minimum 80%
CWL (centre of wavelength):
Size: 1.25” mounted, 36mm unmounted or 2” mounted
Transmitted Wavefront RMS: λ/4