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  1. ZWO USB-ST4 Adapter

    ZWO - USB-ST4 Adapter

    Small lightweight USB to ST4 adapter

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    Model#: USBST4
    $49.00

  2. ZWO M42-CS Adapter

    ZWO - M42-CS Adapter

    Perfect adapter to attach CS mount lenses to devices with an M48 thread.

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    Model#: M4CS
    $15.00

  3. William Optics - SCT connection adapter for William Optic Diagonals

    William Optics - SCT connection adapter for William Optic Diagonals

    Want to turn your standard 2" push-in diagonal into an SCT diagonal without committing extra funds to a brand-new 2" diagonal?If you have a William Optics refractor 2" diagonal (or clones), you can now purchase this simple adapter to turn ... Learn More
    Model#: D-SCT-TA

    Regular Price: $39.00

    Special Price: $33.15

  4. Vixen - XY Adapter for Autoguiding Guide Scope

    Vixen - XY Adapter for Autoguiding Guide Scope

    For use in astrophotography. The altitude and azimuth fine adjustment screws allow you to adjust the orientation of a guide scope by +/-6.5 degrees in each direction. The Guide Mount XY can be installed on Vixen's Multi Plate DX (Item #2576), AXD Multi Plate (Item #36918), Attachment Plate WT and Dovetail Mounting Block (Item #3810).

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    Model#: 35621
    $229.00

  5. Vixen - Universal DigiScoping Adapter

    Vixen - Universal DigiScoping Adapter

    Allows intermediation between your telescopes eyepiece and digital camera for photos of Moon, Planets and Brighter Deep Sky Objects or with the addition of many free photo stacking software programs, incredible deep sky photos of thousands of objects.

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    Model#: 3919
    10% off while supplies last!

    Regular Price: $49.95

    Special Price: $44.96

  6. Vixen - Tripod Adapter-H for Binoculars

    Vixen - Tripod Adapter-H for Binoculars

    The Vixen Tripod adapter-h for binoculars allows the observer to secure their precious binoculars in place.

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    Model#: 1835
    $34.95

  7. Vixen T-thread to 2" Adapter

    Vixen - T-thread to 2" Adapter

    The unique T-thread to 2” adapter allows you to change either port of your Flip Mirror Diagonal into a 2” port.

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    Model#: 37292
    10% off while supplies last!

    Regular Price: $59.95

    Special Price: $53.96

  8. Vixen T-Ring Minolta AF Adapter

    Vixen - T-Ring Minolta AF

    There are many inexpensive T-mount adapters on the marketplace, but if you want one that works really well you should consider one from Vixen.

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    Model#: 3760
    $24.95

  9. Vixen - Porta II Adapter

    Vixen - Porta II Adapter

    Supplied with the Porta II Mount. Use to attach the original Porta Mount head on a Skypod Tripod, a table top tripod or an SX half pillar.

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    Model#: 38012
    $69.95

  10. Vixen - Eyepiece Adapter 60mm to 50.8mm SX

    Vixen - Eyepiece Adapter 60mm to 50.8mm SX

    Us this Eyepiece Adapter to for 60mm thread ; ; 10mm long light path; Weight 2.2oz

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    Model#: 37293
    10% off while supplies last!

    Regular Price: $59.95

    Special Price: $53.96

  11. Vixen - Eyepiece Adapter 42mm to 31.7mm

    Vixen - Eyepiece Adapter 42mm to 31.7mm

    Us this Eyepiece Adapter to convert 42mm Thread to 31.7mm; ; 55mm long light path; Weight 1.6 oz.

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    Model#: 2689
    10% off while supplies last!

    Regular Price: $29.95

    Special Price: $26.96

  12. Vixen EA36.4mm to 42mm

    Vixen - EA36.4mm to 42mm

    36.4mm Thread; 15mm long light path; Wt 1.4oz

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    Model#: 37201

    Regular Price: $64.95

    Special Price: $58.46

  13. Vixen - Direct Wide Photo Adapter General Type

    Vixen - Direct Wide Photo Adapter General Type

    This threads into a C Mount thread found on many items, including many modern video and digital cameras.

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    Model#: 3878
    10% off while supplies last!

    Regular Price: $79.95

    Special Price: $71.96

  14. Vixen - Camera Tripod Adapter (1/4 in. thread)

    Vixen - Camera Tripod Adapter (1/4 in. thread)

    This Vixen Camera Tripod Adapter allows you to attach the Vixen Porta Mount to your favorite camera tripod. One piece construction connects with ease ... Learn More
    Model#: 3942
    10% sale while supplies last!

    Regular Price: $66.95

    Special Price: $60.26

  15. Vixen Camera Adapter 43mm DX

    Vixen - Camera Adapter 43mm DX

    Designed to fit all of Vixens 43mm drawtubes, this Deluxe version has a wider extension tube that eliminates a larger percentage of any combination that may induce vignetting or edge darkening. This adaptor must be used with the optional T-ring to fit your specific camera. It may be used with optional extension tubes or T to C converters to match other instrumentation.

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    Model#: 3523
    $179.00

  16. Vixen - 63mm DC Ring

    Vixen - 63mm DC Ring

    The DC Ring is for 60mm Optical Tube to add 53mm threaded adapters. 

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    Model#: 2951
    10% sale while supplies last!

    Regular Price: $19.95

    Special Price: $17.96

  17. Vixen - 60mm Drawtube to 2" Adapter

    Vixen - 60mm Drawtube to 2" Adapter

    Designed to fit any focuser drawtube with a 60mm thread, this adapter will allow standard 2" accessories to be slide into its bore.

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    Model#: 3725

    Regular Price: $59.95

    Special Price: $40.00

  18. Vixen - 55mm DC Ring

    Vixen - 55mm DC Ring

    Vixen's DC Ring for 55mm Optical Tube to add 43mm threaded adapters.

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    Model#: 2952
    $16.95

  19. Vixen - 45mm DC Ring

    Vixen - 45mm DC Ring

    Vixen's DC Ring for 45mm optial tube to add 36.4mm threaded adapters.

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    Model#: 2953
    10% sale while supplies last!

    Regular Price: $19.95

    Special Price: $17.96

  20. Vixen - 2" to 364mm Adapter

    Vixen - 2" to 364mm Adapter

    Slides into any 2" Bore and with optional # 3720 can convert 2" to 1.25".

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    Model#: 3729
    $43.00

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