ZWO Narrowband 7nm 1.25-inch Filter Set
This filter set is used for narrowband astrophotography . The filter set comes with the following filters: Hydrogen-alpha (Ha) - 656.3nm, Oxygen III (Oiii) - 500.7nm, Sulphur II (Sii) - 672.4nm. These filters' main purpose is to tone down any unwanted artificial light that may cause hindrance to your photography experience.
- 7nm bandpass suitable for most f/ ratios
- 1.25" mounted filter for use in filter wheels or holders
- "new" series features lower internal reflections
About ZWO Optical
Established in 2011, ZWO Optical is a fast-growing global astroimaging camera powerhouse based in Suzhou, China. Known for its iconic ZWO ASI 120MM Monochrome CMOS Camera, the first-ever planetary CMOS camera to beat a CCD in the early 2010s, ZWO has pioneered new astroimaging technology with revolutionary new features, including USB 3,0, cooled systems, ADC and more. Today, ZWO Cameras is known by every passionate astrophotographer and is available in over 25 countries world-wide.
Product Code: ZWO-NB7nm1.25