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2" Filters

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  1. Levenhuk - 2" Ra H-Beta Filter

    Levenhuk - 2" Ra H-Beta Filter

    Levenhuk Ra H-Beta 2'' filter is used for observations of deep-sky objects, such as emission nebulae (H II) and others.

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    Model#: 35438
    $119.95

  2. TO - LP-4  H-Beta (Red Cell)  2"

    TO - LP-4 H-Beta (Red Cell) 2"

    LP-4 H-Beta (Red Cell) 2" FilterEnhance your deep sky viewing with the latest in multi-layer coating technology. Thousand Oaks filters transmit desired wave-lengths in a very steep slope rather than ... Learn More
    Model#: LP4-2
    $179.00

  3. TO - LP-3  OIII (Green Cell)  2"

    TO - LP-3 OIII (Green Cell) 2"

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    Model#: LP3-2
    $179.00

  4. TO - LP-2  Narrowband (Blue Cell)  2"

    TO - LP-2 Narrowband (Blue Cell) 2"

    LP-2 Narrowband (Blue Cell) 2" FilterEnhance your deep sky viewing with the latest in multi-layer coating technology. Thousand Oaks filters transmit desired wave-lengths in a very steep slope rather than ... Learn More
    Model#: LP2-2
    $179.00

  5. TO - LP-1  Broadband (Black Cell)  2"

    TO - LP-1 Broadband (Black Cell) 2"

    Enhanced deep sky viewing with the latest in multi ... Learn More
    Model#: LP1-2
    $149.00

  6. Astronomik - Luminance (IR/UV) - 2" Round Mounted

    Astronomik - Luminance (IR/UV) - 2" Round Mounted

    The Astronomik UV and IR cut Filter is great for for digital photography!

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    Model#: L-2
    $119.95

  7. Astronomik - UHC-E - Economy UHC Filter - 2" Round Mounted

    Astronomik - UHC-E - Economy UHC Filter - 2" Round Mounted

    This 2" UHC filter is made with less expensive glass than Astronomik's high-end UHC filter, but is of higher quality than other economy UHC filters on the market.

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    Model#: UHCE-2
    $149.95

  8. Astronomik - IR Blocking Filter for CCD - 2" Round Mounted

    Astronomik - IR Blocking Filter for CCD - 2" Round Mounted

    The Astronomik 2" IR Blocking Filter is an infrared-blocking filter for digital photography.

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    Model#: IR-2
    $109.95

  9. Baader Planetarium - UHC-S / L-Booster-Filter 2"

    Baader Planetarium - UHC-S / L-Booster-Filter 2"

    The Baader Planetarium UHC-S Nebula filter excels at delivering a high-contrast and natural view of emission nebula - without excessive dimming and loss of background star fields.

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    Model#: FUHC-2
    $147.00

  10. Lumicon - 2" Lunar & Planetary Filter Set (4)

    Lumicon - 2" Lunar & Planetary Filter Set (4)

    The Lumicon 2" Lunar & Planetary Filter Set, LF5050, is an excellent, general-purpose set of four (4) of Lumicon's most popular 2" lunar and planetary filters

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    Model#: LF5050
    $125.95

  11. Lumicon - 2" Infrared Filter

    Lumicon - 2" Infrared Filter

    Lumicon Minus Violet and Infrared Blocking Filters are used primarily to "bracket" the color-corrected band of refracting telescopes.

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    Model#: LF3145

    Regular Price: $168.00

    Special Price: $119.95

  12. Lumicon - Night Sky H-Alpha Filter  2"

    Lumicon - Night Sky H-Alpha Filter 2"

    Lumicon's Night Sky Hydrogen-Alpha Filters are long-pass filters with a 50% transition from blocking to passing at about 640nm. At wavelengths longer than 650nm, transmittance is 90% or above

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    Model#: LF3090

    Regular Price: $168.00

    Special Price: $119.95

  13. FCB-2

    Baader Planetarium - Contrast Booster 2" Filter

    Much more than a simple minus-violet filter. Based on the popular Baader Moon&Skyglow filter, the Baader Contrast-Booster takes contrast enhancement and skyglow reduction to the maximum level possible from a filter

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    Model#: FCB-2
    $123.00

  14. Astronomik - CLS Light Pollution Filter - 2" Round Mounted

    Astronomik - CLS Light Pollution Filter - 2" Round Mounted

    The Astronomik CLS is an excellent filter for black & white and color imaging of nebulae, galaxies and star clusters with astronomical instruments of any size.

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    Model#: CLS-2

    Regular Price: $189.95

    Special Price: $169.95

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