Baader Planetarium 36mm Round 3.5nm Ultra-Narrowband H-alpha CCD Imaging Filter, Unmounted

Take your astrophotography to the next level with the 36mm Round 3.5nm Ultra-Narrowband H-alpha CCD Imaging Filter, unmounted. This high-quality, durable filter from the reputable brand, Baader Planetarium, is specifically engineered for f/10 to f/3.5 optical systems, making it an essential tool for capturing the breathtaking beauty of the night sky.

Designed to open up the extremely narrow 3.5nm H-alpha world, this innovative filter enhances contrast, enabling even the faintest stars to shine brighter and providing more signal of the faintest nebulae detail. This level of precision is crucial for astrophotographers who aim to capture the intricate details of celestial objects.

The manufacturing of such an ultra-narrow filter requires extreme coating homogeneity and very high CWL precision. This filter is designed to meet these exacting standards, ensuring reliable performance and consistent results. CWL refers to the Center-wavelength, and FWHM denotes the full width half maximum, both critical parameters in astrophotography.

Whether you're a seasoned astrophotographer or a beginner looking to enhance your night sky imaging, this 36mm Round 3.5nm Ultra-Narrowband H-alpha CCD Imaging Filter is a reliable and effective choice.