The 2" O-III filter blocks virtually all visible wavelengths, enhancing views of nebulae by increasing contrast and optimizing the clarity of planetary and gaseous nebulae during visual observation.
Ideal for large aperture telescopes, this filter provides high-contrast imaging even in light-polluted areas, allowing for superior nebulae observation by permitting only Double Ionized Oxygen lines to pass through at 90%.
Crafted from high-grade glass with dichroic interference and anti-reflection coatings, the O-III filter reduces glaring and ghosting, ensuring sharp and clear images of nebulae in various sky conditions.
This narrowband filter works effectively in both light-polluted sites and dark skies, boosting contrast and making it easier to see nebulae without brightening the object, making it perfect for astrophotography.
The 2" O-III filter is compatible with all 2" eyepieces, providing a versatile solution for astrophotography and visual astronomy, especially when using large telescopes to observe faint nebulae and deep-sky objects.
The 2" O-III filter blocks virtually all visible wavelengths, enhancing views of nebulae by increasing contrast and optimizing the clarity of planetary and gaseous nebulae during visual observation.
High-Contrast Imaging in Any Sky
Ideal for large aperture telescopes, this filter provides high-contrast imaging even in light-polluted areas, allowing for superior nebulae observation by permitting only Double Ionized Oxygen lines to pass through at 90%.
High-Quality Construction
Crafted from high-grade glass with dichroic interference and anti-reflection coatings, the O-III filter reduces glaring and ghosting, ensuring sharp and clear images of nebulae in various sky conditions.
Enhanced Contrast for Light-Polluted and Dark Skies
This narrowband filter works effectively in both light-polluted sites and dark skies, boosting contrast and making it easier to see nebulae without brightening the object, making it perfect for astrophotography.
Compatible with 2" Eyepieces
The 2" O-III filter is compatible with all 2" eyepieces, providing a versatile solution for astrophotography and visual astronomy, especially when using large telescopes to observe faint nebulae and deep-sky objects.
How to Obtain
Usage Rules
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