Svbony SV220 Telescope Filter, H-Alpha & OIII, 7nm Dual-Band 1.25" Filter | Urban Emission Nebula Imaging, 85% Transmission Rate with OD5, H-Alpha (656nm) and OIII (500nm) Wavelengths AstroFi 04 Millimetres Coating description No

04 Millimetres Coating description No Coating Photo filter effect type Enhancing Water resistance level Not Water Resistant Product dimensions 5

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Svbony SV220 Telescope Filter, H-Alpha & OIII, 7nm Dual-Band 1.25" Filter | Urban Emission Nebula Imaging, 85% Transmission Rate with OD5, H-Alpha (656nm) and OIII (500nm) Wavelengths AstroFi 04 Millimetres Coating description NoSvbony SV220 1. 25" Dual Narrowband H Alpha OIII Filter for CMOS Cameras The filter is suitable for those astronomers who are already imaging using color cameras and don't want to transition to a monochrome camera set. Use the SV220 Dual Band Filter to help you view clearer deep sky images. SV220 telescope filter can help us to dealing with light pollution that is becoming more and more prevalent The higher the OD, the cleaner the filter cut off