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Items 61 to 80 of 6157 total

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  1. Astrodon - Adaptor - TAK CAA- AP 2.7 " Female 1/2 " long

    Astrodon - Adaptor - TAK CAA- AP 2.7 " Female 1/2 " long

    It fits on the Takahashi Camera Angle Adjustor (CAA) rotator on the back Takahashi FSQ, TOA130F, TOA150. It has Female 2.7"-24 threads and accepts the MonsterMOAG or any AP 2.7" extension tube. It is 0.5" long ... Learn More
    Model#: CAA-APF
    $105.00

  2. Astrodon - Narrowband - 50mm Unmounted SII 3 nm Square Filter

    Astrodon - Narrowband - 50mm Unmounted SII 3 nm Square Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII),

    ...
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    Model#: SII3-50S
    $1,250.00

  3. Astrodon MegaMOAG 4"-3" Standalone Off-Axis Guider

    Astrodon - MegaMOAG 4"-3" Standalone Off-Axis Guider

    The MegaMOAG™ is the largest member of our off-axis guider product line.

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    (48 States)
    Model#: MeMOAG
    $895.00

  4. Astrodon MegaMOAG-DUAL Off-Axis Guider

    Astrodon - MegaMOAG-DUAL Off-Axis Guider

    Mega MOAG Dual Off-Axis GuiderMOAG means Manual Off-AxisGuider, a non-moving part of your optical train.

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    (48 States)
    Model#: MeMOAG-Dual
    $1,200.00

  5. Astrodon - Adaptor - 3 " Male, 3/4 " long for Color Filter Wheel

    Astrodon - Adaptor - 3 " Male, 3/4 " long for Color Filter Wheel

    Adaptor - 3 inch Male, 3/4 inch long for color filter wheel ... Learn More
    Model#: MMOAG-3-L
    $105.00

  6. Astrodon - Adaptor - 2 " Male, 3/4 " long for STL

    Astrodon - Adaptor - 2 " Male, 3/4 " long for STL

    Adaptor - 2 inch Male, 3/4 inch long for STL ... Learn More
    Model#: MMOAG-STL-L
    $105.00

  7. Astrodon - Adaptor - T-thread 3/4 " long for ST

    Astrodon - Adaptor - T-thread 3/4 " long for ST

    Adaptor - T-thread 3/4 inch long for SBIG ST Family of cameras ... Learn More
    Model#: MMOAG-ST-L
    $105.00

  8. Astrodon - Adaptor - T-thread 0.15 " long for STL

    Astrodon - Adaptor - T-thread 0.15 " long for STL

    Adaptor - T-thread 0 ... Learn More
    Model#: MMOAG-ST-S
    $105.00

  9. Astrodon - Adaptor - 2 " Male 0.15 " long for STL

    Astrodon - Adaptor - 2 " Male 0.15 " long for STL

    Adaptor - 2 inch Male 0 ... Learn More
    Model#: MMOAG-STL-S
    $105.00

  10. Astrodon - Adaptor - M/M CFW - AP/Male 3 " - 2.7 "

    Astrodon - Adaptor - M/M CFW - AP/Male 3 " - 2.7 "

    Adaptor - Male/Male Color Filter Wheel - AP/Male 3 inch - 2 ... Learn More
    Model#: CFW-APM
    $105.00

  11. Astrodon - Adaptor - 4 " Male 3/4 " long

    Astrodon - Adaptor - 4 " Male 3/4 " long

    An adaptor for connecting MonsterMOAG to 4'' extension tubes ... Learn More
    Model#: MMOAG-4M
    $105.00

  12. Astrodon Narrowband 1.25" Mounted H-a 3 nm Filter

    Astrodon - Narrowband - 1.25" Mounted H-Alpha 3 nm Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII),

    ...
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    (48 States)
    Model#: HA3-27R
    $490.00

  13. Astrodon - Narrowband - 1.25" Mounted OIII 3 nm Filter

    Astrodon - Narrowband - 1.25" Mounted OIII 3 nm Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII),

    ...
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    (48 States)
    Model#: OIII3-27R
    $490.00

  14. Astrodon - Narrowband - 1.25" Mounted SII 3 nm Filter

    Astrodon - Narrowband - 1.25" Mounted SII 3 nm Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII),

    ...
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    (48 States)
    Model#: SII3-27R
    $490.00

  15. Astrodon - Narrowband - 50mm Unmounted H-Alpha 5 nm Filter

    Astrodon - Narrowband - 50mm Unmounted H-Alpha 5 nm Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

    ...
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    (48 States)
    Model#: HA5-50R
    $725.00

  16. Astrodon - Narrowband - 50mm Unmounted OIII 5 nm Filter

    Astrodon - Narrowband - 50mm Unmounted OIII 5 nm Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

    ...
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    (48 States)
    Model#: OIII5-50R
    $725.00

  17. Astrodon - Narrowband - 50mm Unmounted SII 5 nm Filter

    Astrodon - Narrowband - 50mm Unmounted SII 5 nm Filter

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

    ...
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    (48 States)
    Model#: SII5-50R
    $725.00

  18. Astrodon - Photometric Sloan - 50mm dia. Unmounted r Filter

    Astrodon - Photometric Sloan - 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

  19. Astrodon - Photometric Sloan - 50mm square Unmounted r Filter

    Astrodon - Photometric Sloan - 50mm square Unmounted r Filter

    Achieve the highest transmission possible for fainter objects ... Learn More
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    (48 States)
    Model#: R-50S
    $360.00

  20. Astrodon - Photometric UVBRIc - 1.25" Mounted UV Edge Blackened Johnson- cousins Filter

    Astrodon - Photometric UVBRIc - 1.25" Mounted UV Edge Blackened Johnson- cousins Filter

    UVBRI 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. Cousins in the 1970s designed these filters for photomultiplier tubes (PMT).

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    Model#: UV*-27R
    $200.00

Items 61 to 80 of 6157 total

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