1.25 Inch SII Filter For Telescope

Unlock the full potential of your telescope with our 1.25 Inch SII Filter. Engineered to highlight the sulfur II emission lines, this filter is essential for capturing the intricate structures and hidden details of nebulae and other celestial phenomena. The 1.25-inch size ensures compatibility with various telescopes, offering exceptional precision and depth in your observations. By isolating the specific wavelengths emitted by sulfur ions, our SII filter enhances the beauty and complexity of your night sky images, revealing features that are often invisible in broadband views. Perfect for both amateur and professional astronomers, this filter will elevate your astrophotography and uncover the fascinating details of the universe.

  • ZWO SII Narrowband Filter 1.25" Inch (7nm)

    ZWO SII Narrowband Filter 1.25" Inch (7nm)

    ZWO SII Narrowband Filter 1.25" Inch (7nm)

    The ZWO SII Narrowband Filter 1.25" Inch (7nm) is an essential tool for astrophotographers and visual observers seeking to capture the beauty of the night sky in high contrast and vivid detail. This filter is specifically designed to isolate the sulfur II (SII) emission lines at a wavelength of 672nm, allowing for clear and detailed imaging of nebulae, planetary nebulae, and supernova remnants.
    $179.00 USD
    $179.00 USD
  • Askar SII Narrowband (7nm) Filter 2" / 1.25" / 36mm / 31mm

    Askar SII Narrowband (7nm) Filter 2" / 1.25" / 36mm / 31mm

    Askar SII Narrowband (7nm) Filter 2" / 1.25" / 36mm / 31mm

    The Askar SII Narrowband (7nm) Filter is primarily used for capturing and observing SII emitting nebulae and supernova remnants. By isolating the SII emission line, this filter enables astronomers and astrophotographers to see and photograph structures within nebulae that are often obscured by other wavelengths of light. This makes it an invaluable tool for anyone conducting detailed studies of these celestial phenomena.
    From $199.00 USD
    From $199.00 USD
  • 48298393108693|48298393141461

    Optolong SII Narrowband 6.5nm Filter 2" / 1.25"

    Optolong SII Narrowband 6.5nm Filter 2" / 1.25"

    The Optolong SII Narrowband 6.5nm Filter is a powerful tool for any astronomer or astrophotographer looking to capture high-contrast, detailed images of the night sky. With its advanced coating technology, high transmission rates, and durable construction, this filter ensures that you can achieve stunning results in a variety of imaging scenarios. Whether you’re observing from a suburban backyard or a light-polluted urban environment, the SII filter will help you see the universe in greater detail than ever before.
    From $209.00 USD
    From $209.00 USD