Telescope Accessories

1775 Products

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  • Explore Scientific O-III Nebula Filter - 2" - 310200
    Explore Scientific

    Explore Scientific O-III Nebula Filter - 2" - 310200

    In Stock
    $189.00 CAD
  • Explore Scientific H-Beta Narrowband Filter - 1.25"- 310235
    Explore Scientific

    Explore Scientific H-Beta Narrowband Filter - 1.25"- 310235

    In Stock
    $175.00 CAD
  • Explore Scientific CLS City Light Suppression Filter - 310225
    Explore Scientific

    Explore Scientific CLS City Light Suppression Filter - 310225

    Out of stock
    $148.00 CAD
  • Explore Scientific Ultra High Contrast UHC Nebula Filter - 1.25" - 310215
    Explore Scientific

    Explore Scientific Ultra High Contrast UHC Nebula Filter - 1.25" - 310215

    In Stock
    $148.00 CAD
  • Explore Scientific O-III Nebula Filter - 1.25" - 310205
    Explore Scientific

    Explore Scientific O-III Nebula Filter - 1.25" - 310205

    In Stock
    $148.00 CAD
  • Coronado 40mm Doublestack Adapter Ring - AP185
    Coronado

    Coronado 40mm Doublestack Adapter Ring - AP185

    Only 1 left
    $34.00 CAD
  • Baader Green 500nm Bandpass Filter - Round Mounted - FCFG-
    Baader Planetarium

    Baader Green 500nm Bandpass Filter - Round Mounted - FCFG-

    Out of stock
    From $73.00 CAD
    Select options
  • Baader Dark Blue 435nm Bandpass Filter - Round Mounted - FCFDB-
    Baader Planetarium

    Baader Dark Blue 435nm Bandpass Filter - Round Mounted - FCFDB-

    Out of stock
    From $73.00 CAD
    Select options
  • Baader Polarization Filter for Herschel Wedge - 2" Round Mounted - FPOL-2
    Baader Planetarium

    Baader Polarization Filter for Herschel Wedge - 2" Round Mounted - FPOL-2

    Out of stock
    $114.00 CAD
  • Baader Astro Conversion Filter for Canon DSLRs - EOS 350D/10D/20D/30D - FACF-2
    Baader Planetarium

    Baader Astro Conversion Filter for Canon DSLRs - EOS 350D/10D/20D/30D - FACF-2

    Out of stock
    $156.00 CAD
  • Baader Clear Focusing Filter - 50mm Square Unmounted - FC-SQ50
    Baader Planetarium

    Baader Clear Focusing Filter - 50mm Square Unmounted - FC-SQ50

    Out of stock
    $166.00 CAD
  • Baader Clear Focusing Filter - 50.8mm Round Unmounted - FC-RD50
    Baader Planetarium

    Baader Clear Focusing Filter - 50.8mm Round Unmounted - FC-RD50

    Out of stock
    $142.00 CAD
  • Baader Ultraviolet 320-390nm Venus Filter - 2" Round Mounted - FUV-2
    Baader Planetarium

    Baader Ultraviolet 320-390nm Venus Filter - 2" Round Mounted - FUV-2

    Out of stock
    $530.00 CAD
  • Baader Premium Six-Piece Color Filter Set - 2" Round Mounted - FCFS-2
    Baader Planetarium

    Baader Premium Six-Piece Color Filter Set - 2" Round Mounted - FCFS-2

    Out of stock
    $547.00 CAD
  • Baader UHC-S Nebula Filter - Visual - 1.25" Round Mounted - FUHC-1
    Baader Planetarium

    Baader UHC-S Nebula Filter - Visual - 1.25" Round Mounted - FUHC-1

    Out of stock
    $122.00 CAD
  • Celestron Oxygen III Narrowband Filter - 2" Round Mounted - 93624
    Celestron

    Celestron Oxygen III Narrowband Filter - 2" Round Mounted - 93624

    Out of stock
    $162.00 CAD
  • Kowa 95mm Objective Lens Protective Filter - TP-95FT
    Kowa

    Kowa 95mm Objective Lens Protective Filter - TP-95FT

    Out of stock
    $269.00 CAD
  • William Optics Dura Bright 2" Dielectric Diagonal for SCT - D-DIG2D-C-DB-SCT
    William Optics

    William Optics Dura Bright 2" Dielectric Diagonal for SCT - D-DIG2D-C-DB-SCT

    Out of stock
    $232.00 CAD
  • Askar Multi-Connection Finder Plate - MC150
    Askar

    Askar Multi-Connection Finder Plate - MC150

    In Stock
    $47.00 CAD
  • Explore Scientific Large Vixen-Style Dovetail-To-Saddle Plate - VXNLG
    Explore Scientific

    Explore Scientific Large Vixen-Style Dovetail-To-Saddle Plate - VXNLG

    Out of stock
    $94.00 CAD
  • Explore Scientific Medium Vixen-Style Dovetail-To-Saddle Plate - VXNMD
    Explore Scientific

    Explore Scientific Medium Vixen-Style Dovetail-To-Saddle Plate - VXNMD

    Out of stock
    $76.00 CAD
  • Explore Scientific Small Vixen-Style Dovetail-To-Saddle Plate - VXNSML
    Explore Scientific

    Explore Scientific Small Vixen-Style Dovetail-To-Saddle Plate - VXNSML

    Out of stock
    $62.00 CAD
  • Explore Scientific Extension Ring Set M48x0.75 - 5 Pieces - 510381
    Explore Scientific

    Explore Scientific Extension Ring Set M48x0.75 - 5 Pieces - 510381

    Out of stock
    $94.00 CAD
  • Celestron Dovetail Plate Narrow - For 9.25" SCT - 94502
    Celestron

    Celestron Dovetail Plate Narrow - For 9.25" SCT - 94502

    Only 1 left
    $61.00 CAD