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Orion UltraBlock Filters

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  1. Orion UltraBlock Filter, 1.25"

    Orion - UltraBlock Filter, 1.25"

    The UltraBlock is the filter for deep-sky observers located at highly light-polluted sites

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    Model#: ORI-05654
    $105.99

  2. Orion UltraBlock Filter, 2 "

    Orion - UltraBlock Filter, 2"

    The UltraBlock is the filter for deep-sky observers located at highly light-polluted sites

    ...
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    Model#: ORI-05657
    $131.99

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Dramatically Improves Views of Emission and Planetary Nebulas