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Items 21 to 40 of 943 total

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  1. FL3-AD-LRGBI

    Astrodon - 31mm LRGB I-Series Filters

    Astrodon Tru-Balance RGB filters have revolutionized CCD imaging. Their popularity is due to ease-of-use, high optical throughput and great resulting color for galaxies, star clusters and nebulae.

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    (48 States)
    Model#: FL3-AD-LRGBI
    $450.00

  2. Astrodon - 50 mm dia. Unmounted ExoPlanet-BB

    Astrodon - 50 mm dia. Unmounted ExoPlanet-BB

    Astrodon introduces the ExoPlanet-BB filter for use in amateur-scale telescopes to measure light curves of exoplanets ... Learn More
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    (48 States)
    Model#: XOPBB-50R
    $275.00

  3. Astrodon - 50mm dia. CLEAR Filter

    Astrodon - 50mm dia. CLEAR Filter

    TRU-BALANCE FILTERSSIMPLIFY YOUR IMAGINGGreat Filters Just Got Better - Generation 2 Now Shipping!Clear optical windows. Pass all frequency of light to the detector. IF your optical system is well color corrected ... Learn More
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    (48 States)
    Model#: C2-50R
    $250.00

  4. Astrodon - 50mm dia. Unmounted B Filter

    Astrodon - 50mm dia. Unmounted B Filter

    Astrodon Photometrics - UVBRcIc       UVBRI filters have been the standard for photometric measurements for decades.  They have evolved over time as technology changed.  H ... Learn More
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    (48 States)
    Model#: B-50R
    $350.00

  5. Astrodon - 50mm dia. Unmounted g Filter

    Astrodon - 50mm dia. Unmounted g Filter

    Astrodon Photometrics - Sloan FiltersThe Sloan Digital Sky Survey (SDSS) filters were  designed by Fukugita et al. (Ast. J., 411/4, April 1996, p ... Learn More
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    (48 States)
    Model#: G-50R
    $320.00

  6. Astrodon - 50mm dia. Unmounted ic Filter

    Astrodon - 50mm dia. Unmounted ic Filter

    Astrodon Photometrics - UVBRcIcUVBRI filters have been the standard for photometric measurements for decades.  They have evolved over time as technology changed.  H. Johnson in the 1950s and A.W.J ... Learn More
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    (48 States)
    Model#: IC-50R
    $320.00

  7. Astrodon - 50mm dia. Unmounted r Filter

    Astrodon - 50mm dia. Unmounted r Filter

    Astrodon Photometrics - Sloan FiltersThe Sloan Digital Sky Survey (SDSS) filters were  designed by Fukugita et al. (Ast. J., 411/4, April 1996, p ... Learn More
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    (48 States)
    Model#: R-50R
    $320.00

  8. Astrodon - 50mm dia. Unmounted R Filter

    Astrodon - 50mm dia. Unmounted R Filter

    Astrodon Photometrics - UVBRcIcUVBRI filters have been the standard for photometric measurements for decades.  They have evolved over time as technology changed.  H. Johnson in the 1950s and A.W.J ... Learn More
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    (48 States)
    Model#: AR-50R
    $320.00

  9. Astrodon - 50mm dia. Unmounted u Filter

    Astrodon - 50mm dia. Unmounted u Filter

    Astrodon Photometrics - Sloan FiltersThe Sloan Digital Sky Survey (SDSS) filters were  designed by Fukugita et al. (Ast. J., 411/4, April 1996, p ... Learn More
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    (48 States)
    Model#: U-50R
    $320.00

  10. Astrodon - 50mm dia. Unmounted UV Filter

    Astrodon - 50mm dia. Unmounted UV Filter

    Astrodon Photometrics - UVBRcIc       UVBRI filters have been the standard for photometric measurements for decades.  They have evolved over time as technology changed.  H ... Learn More
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    (48 States)
    Model#: UV-50R
    $360.00

  11. Astrodon - 50mm dia. Unmounted V Filter

    Astrodon - 50mm dia. Unmounted V Filter

    Astrodon Photometrics - UVBRcIc       UVBRI filters have been the standard for photometric measurements for decades.  They have evolved over time as technology changed.  H ... Learn More
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    (48 States)
    Model#: V-50R
    $350.00

  12. Astrodon - 50mm dia. Unmounted z Filter

    Astrodon - 50mm dia. Unmounted z Filter

    Astrodon Photometrics - Sloan FiltersThe Sloan Digital Sky Survey (SDSS) filters were  designed by Fukugita et al. (Ast. J., 411/4, April 1996, p ... Learn More
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    (48 States)
    Model#: Z-50R
    $320.00

  13. Astrodon - 50mm Gen 2 Unmounted G' Filter

    Astrodon - 50mm Gen 2 Unmounted G' Filter

    Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.

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    (48 States)
    Model#: g'2-50R
    $350.00

  14. Astrodon - 50mm Gen 2 Unmounted I' Filter

    Astrodon - 50mm Gen 2 Unmounted I' Filter

    Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.

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    (48 States)
    Model#: i'2-50R
    $350.00

  15. Astrodon - 50mm Gen 2 Unmounted R' Filter

    Astrodon - 50mm Gen 2 Unmounted R' Filter

    Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.

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    (48 States)
    Model#: r'2-50R
    $350.00

  16. Astrodon - 50mm Gen 2 Unmounted Square I' Filter

    Astrodon - 50mm Gen 2 Unmounted Square I' Filter

    Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.

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    (48 States)
    Model#: i'2-50S
    $390.00

  17. Astrodon - 50mm Gen 2 Unmounted Square R' Filter

    Astrodon - 50mm Gen 2 Unmounted Square R' Filter

    Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.

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    (48 States)
    Model#: r'2-50S
    $390.00

  18. Astrodon - 50mm Gen 2 Unmounted Square U' Filter

    Astrodon - 50mm Gen 2 Unmounted Square U' Filter

    Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.

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    (48 States)
    Model#: u'2-50S
    $400.00

  19. Astrodon - 50mm Gen 2 Unmounted Square Y Filter

    Astrodon - 50mm Gen 2 Unmounted Square Y Filter

    Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.

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    (48 States)
    Model#: Y2-50S
    $390.00

  20. Astrodon - 50mm Gen 2 Unmounted Square Z' Filter

    Astrodon - 50mm Gen 2 Unmounted Square Z' Filter

    Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.

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    (48 States)
    Model#: z'2-50S
    $390.00

Items 21 to 40 of 943 total

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