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  1. Astrodon - Narrowband - 36mm Unmounted OIII 5 nm Filter

    Astrodon - Narrowband - 36mm 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#: OIII5-36R
    $435.00

  2. Dan's Pier Top Plates - 8" Pier Top Plate Combo for Celestron CG-5 Type Mounts with 5/8" SS Anchor Bolt Kit

    Dan's Pier Top Plates - 8" Pier Top Plate Combo for Celestron CG-5 Type Mounts with 5/8" SS Anchor Bolt Kit

    This kit combines the standard 8" Pier Top Base kit with an 8" adapter for Celeston CG-5 type mounts.

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    (48 States)
    Model#: 8560-9020
    $320.00

  3. Lunt - Adapter Plate LS553/50 for Celestron 11'' telescope

    Lunt - Adapter Plate LS553/50 for Celestron 11'' telescope

    Typically an adapter plate will be required to attach a Lunt Solar Filter to the front of a customer supplied telescope.This adapter plate is for 11″ telescopes from Celestron and for LS50FHa Solar-Filter ... Learn More
    Model#: LS553/50
    $532.00

  4. ScopeGuard - Case for TEC APO 160 f/7

    ScopeGuard - Case for TEC APO 160 f/7

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    Model#: SG TEC 160 f7
    $449.00

  5. Astronomik - H-Alpha 12nm CCD Filter - 2" Round Mounted

    Astronomik - H-Alpha 12nm CCD Filter - 2" Round Mounted

    The Astronomik H-alpha filter is a narrow band filter for CCD photography. The filter lets the H-alpha light of emission nebulae pass and blocks nearly the whole remainder of the spectrum where the CCD is sensitive.

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    (48 States)
    Model#: HA12-2
    $329.95

  6. Meade 5 Year Sky Assurance Plan $2000.00-$2999.99

    Meade 5 Year Sky Assurance Plan $2000.00-$2999.99

    Meade 5 Year Sky Assurance Plan $2000.00-$2999 ... Learn More
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    (48 States)
    Model#: X5007
    $559.99

  7. Baader Planetarium Maxbright Binocular Viewer with 1.25" Nosepiece and 2.6X Glasspath Compensator

    Baader Planetarium - Maxbright Binocular Viewer with 1.25" Nosepiece and 2.6X Glasspath Compensator

    The Baader Maxbright-Binocular is not just a cosmetic variation of the same Chinese binoviewer everyone seems to be re-labeling these days.

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    (48 States)
    Model#: BINO-13
    $389.00

  8. Dan's Pier Top Plate - 12" Pier Top Plate for Celestron CPC Telescopes (Compatible with Nexstar 8"-11")

    Dan's Pier Top Plate - 12" Pier Top Plate for Celestron CPC Telescopes (Compatible with Nexstar 8"-11")

    This kit combines our standard 12" pier top plate with accessories for Celestron fork-mounted telescopes.(Compatible with Nexstar 8"-11")

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    (48 States)
    Model#: 2510-0000
    $339.00

  9. TeleVue - 3.7mm Ethos-SX Eyepiece

    TeleVue - 3.7mm Ethos-SX Eyepiece

    With 110°, the Ethos-SX has 21% more AFOV area than the 100° Ethos design. This permits a nice 62% power increase from a 6mm Ethos, while retaining 68% of its TFOV. The 3 ... Learn More
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    (48 States)
    Model#: ETH-03.7
    10% off!

    Regular Price: $650.00

    Special Price: $585.00

  10. Baader Planetarium Stronghold Tangent Mount Assembly

    Baader Planetarium - Stronghold Tangent Mount Assembly

    The Baader Stronghold Tangent Mount Assembly is a very compact but stiff two-dimensional head, with micro adjustments which can hold a maximum load of up to 7 kg. It allows precise stable adjustment for guiding.

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    (48 States)
    Model#: STRONG-BLK
    $398.00

  11. Dan's Pier Top Plate - 12" Pier Top Plate Combo for Celestron CG-5 Advanced GT Mounts with 8" CG-5-GT Adapter Plate

    Dan's Pier Top Plate - 12" Pier Top Plate Combo for Celestron CG-5 Advanced GT Mounts with 8" CG-5-GT Adapter Plate

    This kit combines our standard 12" pier top plate with our 8" adapter for Celeston CG-5 Advanced GT mounts with 8" CG-5-GT Adapter Plate.

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    (48 States)
    Model#: 2561-0000
    $491.00

  12. IDAS - Hutech - D5.2 Solar Filter 82mm

    IDAS - Hutech - D5.2 Solar Filter 82mm

    IDAS D5.2 Solar Filter 82mm

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    (48 States)
    Model#: UHBD52-82
    $349.00

  13. Meade - LX200 Control Panel Assembly (16" models)

    Meade - LX200 Control Panel Assembly (16" models)

    Compatibility: LX200 16" models. ... Learn More
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    (48 States)
    Model#: 37-7255-16LF
    $599.99

  14. Astrodon Photometric Sloan 50mm Unmounted Gen2 u' Edge Blackened Filter

    Astrodon - Photometric Sloan - 50mm Unmounted Gen2 u' Edge Blackened Filter

    NEW!  Astrodon introduces Generation 2 Sloan filters based upon ongoing input from research organizations.  The changes include

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

  15. Maxim DL

    MaxIm DL Pro v5 Software

    MaxIm DL Pro v5 Software ... Learn More
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    (48 States)
    Model#: MDLProv5
    $499.00

  16. TeleVue - 0.8x reducer/Flattener for 102 Scopes

    TeleVue - 0.8x reducer/Flattener for 102 Scopes

    Flatteners clean-up focus away from the center of an image. The 0.8x Reducer/Flattener for 102 Scopes reduces telescope focal length by 80% while flattening the field for up to 35mm frame formats ... Learn More
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    (48 States)
    Model#: RFL-4087
    5% off

    Regular Price: $375.00

    Special Price: $356.25

  17. Vixen - BT-125-A Aluminium Case

    Vixen - BT-125-A Aluminium Case

    Designed to store the following parts in addition to the BT 125 Binocular Telescope.

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    (48 States)
    Model#: 89221
    17% sale while supplies last!

    Regular Price: $499.00

    Special Price: $419.10

  18. 8mm Delos Eyepiece by TeleVue

    TeleVue - 8mm 72° Delos Eyepiece

    This TeleVue Delos Eyepiece has a 8mm focal length and is presented in a 1.25" format. Continuously adjustable height eyeguard system that can be locked in any position

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    (48 States)
    Model#: EDL-08.0
    10% off!

    Regular Price: $345.00

    Special Price: $310.50

  19. Starlight Instruments - Feather Touch 2.5" Diameter Dual Speed Focuser 1.5" DTT, Brake, with Integral 95mm x 1mm Teflon Coupled Collar

    Starlight Instruments - Feather Touch 2.5" Diameter Dual Speed Focuser 1.5" DTT, Brake, with Integral 95mm x 1mm Teflon Coupled Collar

    Feather Touch 2.5" Diameter Dual Speed Focuser 1.5" DTT, Brake, with Integral 95mm x 1mm Teflon Coupled Collar.

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    (48 States)
    Model#: FTF2515B
    $509.00

  20. IDAS - Hutech - AP Filter Holder with 72mm LPS Filter

    IDAS - Hutech - AP Filter Holder with 72mm LPS Filter

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    (48 States)
    Model#: LPS-P2-72AP
    $365.00

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