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  1. ASA - 3" Wynne Corrector 0.95x

    ASA - 3" Wynne Corrector 0.95x

    To correct the field of view ASA uses the correctors designed by Dipl. Phys. Philipp Keller. All correctors have sufficient backfocus to be connected to all popular camera systems.

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    Model#: 3KORRW
    $1,287.00

  2. Explore Scientific TDM Telescope Drive Master Ver. 2.5 Encoder and Electronics Set (Requires Mount Adapter)

    Explore Scientific - TDM Telescope Drive Master Ver. 2.5 Encoder and Electronics Set (Requires Mount Adapter)

    Explore Scientific TDM Telescope Drive Master Ver. 2.5 Encoder and Electronics Set (Requires Mount Adapter).

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    (48 States)
    Model#: 0721010
    $1,299.99

  3. SkyShed - POD Dome Only

    SkyShed - POD Dome Only

    POD Dome Only - Designed for the DIY - For those who already have a wall to support the POD dome or are replacing an existing dome. ... Learn More
    Model#: PODDOME
    Shipping location and amount field must match shipping address at checkout
    $1,495.00

  4. Meade 5-Year Sky Assurance Plan $11000.00-$12999.99

    Meade 5-Year Sky Assurance Plan $11000.00-$12999.99

    Meade 5-Year Sky Assurance Plan $11000.00-$12999 ... Learn More
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    (48 States)
    Model#: X5012
    $1,344.99

  5. WHCT - 2 Year Extended Warranty Plan $15000.00 - $16999.99

    WHCT - 2 Year Extended Warranty Plan $15000.00 - $16999.99

    2 Year Extended Service ContractRepair Plan: You get a two-year repair program that extends the manufacturer's warranty by two yearsand becomes effective two-years from the end of the manufacturer's warranty and covers manufacturer'sdefects only ... Learn More
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    (48 States)
    Model#: X2014
    $1,349.99

  6. HIPERRFS

    Officina Stellare - Hiper APO 0.75x Reducer 40mm

    Great focus reducer that works for all Officina Stellare Hiper APO Refractors!

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    Model#: HIPERRFS
    $1,224.00

  7. Vernonscope Boxed Set of Six 1.25" Parfocal Brandon Oculars with Walnut Case

    Vernonscope - Boxed Set of Six - 1.25" Parfocal Brandon Oculars with Walnut Case

    This case includes the 6mm, 8mm, 12mm, 16mm, 24mm, and 32mm 1.25" Vernonscope Brandon eyepieces in a Walnut case.

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    (48 States)
    Model#: BRNDNBXSETWN
    $1,398.00

  8. Astrodon - Narrowband - 50mm Unmounted OIII 3 nm Square Filter

    Astrodon - Narrowband - 50mm Unmounted OIII 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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    (48 States)
    Model#: OIII3-50S
    $1,250.00

  9. Takahashi - Temma-2 Jr. GoTo Conversion Kit for EM-10 USD Mounts

    Takahashi - Temma-2 Jr. GoTo Conversion Kit for EM-10 USD Mounts

    Add GoTo capabilities to your EM-10 USD (not USD III) mount with this 250X Temma II, Jr. Conversion Kit. Includes encoders, electronics, control box, cables and software.

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    (48 States)
    Model#: TCK0003
    $1,439.00

  10. ASA - OK3 Focuser

    ASA - OK3 Focuser

    Astrosysteme Austria is pleased to announce the OK3-Z electronic focuser. With a 20kg payload and improved stability, the ASA OK Focuser is still compatible with all ASA Astrographs as well as other telescopes from other manufacturers.

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    Model#: ASAOK3
    $1,280.00

  11. Custom Scientific UBVRI 50mm Unmounted Round Filter Set

    Custom Scientific - UBVRI 50mm Unmounted Round Filter Set

    Custom Scientific UBVRI filters have been used in institutions and observatories around the world such as Kitt Peak, Mauna Kea, and the CTIO/Chile.

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    (48 States)
    Model#: CU-UBVRI50-SET
    $1,475.00

  12. 17005

    Optec - Model SSP-3A Automated Solid-State Stellar Photometer, Generation 2.

    Includes: 1¼” telescope coupler, 1 mm diameter photodiode with 1 mm field aperture mounted, filter slider stepper motor, 12 VDC power supply for 100-240 VAC, serial data/control I/O and Install CD with SSPDataq for B V photometry ... Learn More
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    (48 States)
    Model#: 17005
    $1,495.00

  13. Denkmeier - Denk II Super System with Case

    Denkmeier - Denk II Super System with Case

    Denkmeier Denk II Super System Binoviewers have superb optical quality for Planetary, Lunar, Solar and Deepsky use. ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: D2-SS-C
    $1,334.00

  14. Lunt 60mm H-Alpha Etalon for Double-Stacking on the LS-60

    Lunt - 60mm H-Alpha Etalon for Double-Stacking on the LS-60

    Use the double-stack technique to reduce bandpass and get the best

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    Model#: LS60FHa
    $1,498.00

  15. Celestron CGEM Computerized Mount

    Celestron - CGEM Computerized Mount*

    Celestron CGEM Computerized MountOverview CGEM Computerized Mount - General Features Holds a maximum instrument capacity of 40 lbs CGEM Computerized Equatorial Mount Ultra sturdy 2" steel tripod with Accessory Tray CGEM Computerized Mount

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    (48 States)
    Model#: 91526
    Celestron Big EQ Promotion ends 3/31/15!

    Regular Price: $1,499.00

    Special Price: $1,349.00

  16. PlaneWave - Delta T Heater for CDK 24" OTA

    PlaneWave - Delta T Heater for CDK 24" OTA

    Have Full Control of Primary and Secondary Heater using PlaneWave Interface (PWI 3) Software.

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    Model#: 240902
    $1,200.00

  17. JMI - Extra Large Size Universal Wheeley Bars w/ Motor

    JMI - Extra Large Size Universal Wheeley Bars w/ Motor

    Meade LX200 / LX200GPS 16" with Giant Field Tripod, LX400-ACF 16" with Ultra-Stable Mount, RCX400 16" with Ultra-Stable MountIncludes six 10" all-terrain pneumatic wheels and a tow handle ... Learn More
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    (48 States)
    Model#: TPWUXLGM
    $1,370.00

  18. 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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    (48 States)
    Model#: SII3-50S
    $1,250.00

  19. Coronado - SolarMax II 60mm Filter with RichView™ Tuning with 10mm Blocking Filter

    Coronado - SolarMax II 60mm Filter with RichView™ Tuning with 10mm Blocking Filter

    Coronado - SMF60-BF10

    Coronado by Meade SolarMax II Solar Filter set with RichView tuning system. Includes 60mm diameter primary H-Alpha etalon filter with sub 0.7 angstrom bandwidth and 10mm Blocking Filter. 

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    Model#: SMF60-10
    $1,399.00

  20. Astrodon Narrowband 50mm Unmounted NII 3 nm Square Filter

    Astrodon - Narrowband - 50mm Unmounted NII 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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    (48 States)
    Model#: NII3-50S
    $1,250.00

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