4 Item(s)
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  1. LP-3 Oxygen III line band filter for 2" ep LP-3 Oxygen III line band filter for 2

    LP-3 Oxygen III line band filter for 2" ep

    $159.50
    2 Review(s)
    Product description coming soon . . . . . .
  2. LP-4 H-Beta Line band filter for 2" eyepieces LP-4 H-Beta Line band filter for 2

    LP-4 H-Beta Line band filter for 2" eyepieces

    $159.50
    Very steep cut-off slopes and a narrow passband make this 2" Thousand Oaks H-Beta filter ideal for viewing certain very faint emission nebulas like the California, Cocoon, and Horsehead.
  3. 48mm UHC narrowband filter for 2" eyepieces 48mm UHC narrowband filter for 2

    48mm UHC narrowband filter for 2" eyepieces

    $124.95
    2 Review(s)
    This 2" Celestron ultra high contrast (UHC) light pollution filter blocks out most unwanted light pollution, making it easier to pick out faint nebulas from suburban and dark sky observing sites alike . . .
  4. 48mm Oxygen III line band filter for 2" eyepieces 48mm Oxygen III line band filter for 2

    48mm Oxygen III line band filter for 2" eyepieces

    $139.95
    1 Review(s)
    This 2" Celestron Oxygen III light pollution filter has a very narrow passband that blocks out almost all unwanted light pollution, making it a good choice for nebula observing from city and suburban locations . . .
4 Item(s)
Set Descending Direction