SII Filters For Telescope

Transform your telescope into a powerful tool for deep-sky observation with our SII filters. Specifically engineered to highlight the sulfur II emission lines, these filters allow you to capture the intricate structures and hidden details of nebulae and other celestial phenomena. Perfect for both amateur and professional astronomers, our SII filters offer exceptional precision and depth. By isolating the specific wavelengths emitted by sulfur ions, these filters enhance the beauty and complexity of your night sky images, revealing features that are often invisible in broadband views.

  • 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 is primarily used for capturing and enhancing images of deep-sky objects such as nebulae. By isolating the SII emission lines, it enables astrophotographers to obtain clearer and more detailed images, even in light-polluted environments.
    $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

    Investing in the Askar SII Narrowband (7nm) Filter is a wise choice for any serious astronomer or astrophotographer. Its ability to isolate specific wavelengths of light and reduce the impact of light pollution makes it an essential tool for capturing stunning images of SII emitting nebulae and other deep-sky objects. The filter's high transmission rate and fine-optical polishing ensure superior performance, providing clear and detailed views of the night sky.
    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 high-performance astronomical filter designed to enhance deep-sky imaging. Available in both 2" and 1.25" sizes, this filter is specifically engineered to isolate the Sulfur II (SII) emission line at 672nm. By drastically reducing other transmissions, including those responsible for light pollution, this filter allows astrophotographers to capture stunning, high-contrast images of nebulae and other celestial objects.
    From $209.00 USD
    From $209.00 USD
  • 48296743174357

    Optolong SII Filter 2 Inch 6.5nm

    Optolong SII Filter 2 Inch 6.5nm

    Elevate your astronomical observations and astrophotography to new heights with the Optolong SII Filter 2 Inch 6.5nm. Order now to enjoy clear, high-contrast images of the night sky and capture the beauty of deep-sky objects with unprecedented detail. Click the link below to add this essential tool to your collection today.
    $279.00 USD
    $279.00 USD
  • ZWO 2" SII Filter 7nm

    ZWO 2" SII Filter 7nm

    ZWO 2" SII Filter 7nm

    The ZWO 2" Narrowband SII Filter 7nm is an essential tool for anyone serious about astronomical observation and astrophotography. Its ability to isolate specific wavelengths and reduce light pollution impact makes it invaluable for capturing stunning nebula images.
    $299.00 USD
    $299.00 USD