Astronomik Filters SII 12nm M49 (67129)
233.81 CHF
Tax included
The Astronomik SII 12nm M49 filter is a narrowband emission line filter designed for astrophotography. It isolates the Sulfur-II (SII) spectral line at 672 nm, providing high contrast and reducing light pollution, making it ideal for imaging emission nebulae. With its durable aluminium frame and multiple coating technology, the filter ensures excellent optical performance and long-lasting reliability.