Focusing

  • SI-EFS---Electronic Focusing System only (no motor)
    Starlight Instruments
    Vendor
    Starlight Instruments
    Regular price
    $300
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  • Split-Clamp for TCF-Leo Low-Profile Focuser (19744)
    Optec
    Vendor
    Optec
    Regular price
    $150
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  • Starlight Integrated Paracorr System (SIPS)
    Starlight Instruments
    Vendor
    Starlight Instruments
    Regular price
    $300
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  • Stock Base Insert (BA20-INSERT)
    Starlight Instruments
    Vendor
    Starlight Instruments
    Regular price
    $120
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  • TCF-Leo 3-inch focuser with FocusLynx controller (19740)
    Optec
    Vendor
    Optec
    Regular price
    $995
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  • TCF-Lynx3 3" Temperature Compensating Focuser
    Optec
    Vendor
    Optec
    Regular price
    $1,495
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  • TCF-S Temperature Compensating Focuser
    Optec
    Vendor
    Optec
    Regular price
    $875
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  • TCF-Si Focuser
    Optec
    Vendor
    Optec
    Regular price
    $725
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  • Temperature Sensor for Electronic Automatic Focuser
    ZWO
    Vendor
    ZWO
    Regular price
    $9.90
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  • ThirdLynx QuickSync FTX30 Motor for Starlight Instruments Feathertouch 25/27/30 Focuser
    Optec
    Vendor
    Optec
    Regular price
    $525
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  • Threaded 2.7" Extension with Internal T-thread (A3511)
    Astro-Physics
    Vendor
    Astro-Physics
    Regular price
    $60
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  • Threaded Cover for Astro-Physics Drawtubes and Accessories (A1005)
    Astro-Physics
    Vendor
    Astro-Physics
    Regular price
    $40
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  • True 3.0" Diameter Dual Speed Focuser with 3.5" Draw Tube Travel (FTF3235B-A)
    Starlight Instruments
    Vendor
    Starlight Instruments
    Regular price
    $865
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  • Universal Rack & Pinion Focuser
    Takahashi
    Vendor
    Takahashi
    Regular price
    $890
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  • USB-nFOCUS Computer Interface for nFOCUS
    Rigel Systems
    Vendor
    Rigel Systems
    Regular price
    $81.95
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  • USED - Adjustable Bahtinov Focus Mask 8"-11"
    Cloud Break Optics
    Vendor
    Cloud Break Optics
    Regular price
    $45
    Sale price
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  • USED - Bahtinov Focus Mask for 8" RASA
    Farpoint
    Vendor
    Farpoint
    Regular price
    $12
    Sale price
    save $8.02
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  • Variable Laser Brightness Battery Cap/Switch Upgrade for Laser Collimator (SI-VLB)
    Starlight Instruments
    Vendor
    Starlight Instruments
    Regular price
    $60
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  • Visual Backs for ESATTO 3" and ARCO 3"
    PrimaLuce
    Vendor
    PrimaLuce
    Regular price
    $85
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  • wifi-nFOCUS + DC Encoded Focus Motor
    Rigel Systems
    Vendor
    Rigel Systems
    Regular price
    $289.95
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  • ZWO EAF bracket for Takahashi Scope
    ZWO
    Vendor
    ZWO
    Regular price
    $39
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Personal Upgrade Path

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