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197 items
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  • 100° Series 5.5mm Waterproof Eyepiece

    100° Series 5.5mm Waterproof Eyepiece

    100° Series 5.5mm Waterproof Eyepiece

    $299.99
    Sale price  $299.99 Regular price 
  • 1.25" 3X Focal Extender

    1.25" 3X Focal Extender

    1.25" 3X Focal Extender

    $139.99
    Sale price  $139.99 Regular price 
  • Twilight Medium Duty Tripod (Black)

    Twilight Medium Duty Tripod (Black)

    Twilight Medium Duty Tripod (Black)

    $179.99
    Sale price  $179.99 Regular price 
  • HR Variable Coma Corrector (2-inch) With T2 Adapters

    HR Variable Coma Corrector (2-inch) With T2 Adapters

    HR Variable Coma Corrector (2-inch) With T2 Adapters

    $249.99
    Sale price  $249.99 Regular price 
  • U-mount with tripod for large binoculars

    U-mount with tripod for large binoculars

    U-mount with tripod for large binoculars

    $749.99
    Sale price  $749.99 Regular price 
  • 2" Variable Polarizing Filter

    2" Variable Polarizing Filter

    2" Variable Polarizing Filter

    $179.99
    Sale price  $179.99 Regular price 
  • 100° Series 30mm Waterproof Eyepiece

    100° Series 30mm Waterproof Eyepiece

    100° Series 30mm Waterproof Eyepiece

    $1,259.99
    Sale price  $1,259.99 Regular price 
  • 82° Series 4.5mm LER Waterproof Eyepiece

    82° Series 4.5mm LER Waterproof Eyepiece

    82° Series 4.5mm LER Waterproof Eyepiece

    $149.99
    Sale price  $149.99 Regular price 
  • 2" 2X Focal Extender

    2" 2X Focal Extender

    2" 2X Focal Extender

    $179.99
    Sale price  $179.99 Regular price 
  • 8x50 Non-Illuminated Finder Scope

    8x50 Non-Illuminated Finder Scope

    8x50 Non-Illuminated Finder Scope

    $79.99
    Sale price  $79.99 Regular price 
  • Telescope T-Shaped Finder Base for Essential Series with Mounting Screws

    Telescope T-Shaped Finder Base for Essential Series with Mounting Screws

    Telescope T-Shaped Finder Base for Essential Series with Mounting Screws

    $49.99
    Sale price  $49.99 Regular price 
  • 1.25" 2x Focal Extender

    1.25" 2x Focal Extender

    1.25" 2x Focal Extender

    $119.99
    Sale price  $119.99 Regular price 
  • 1.5-Inch-Tall Extension Tube for the 2.5" Hex Focuser

    1.5-Inch-Tall Extension Tube for the 2.5" Hex Focuser

    1.5-Inch-Tall Extension Tube for the 2.5" Hex Focuser

    $44.99
    Sale price  $44.99 Regular price 
  • Counterweight 5 Pounds

    Counterweight 5 Pounds

    Counterweight 5 Pounds

    $59.99
    Sale price  $59.99 Regular price 
  • iEXOS-100 Azimuth Adjuster Adapter

    iEXOS-100 Azimuth Adjuster Adapter

    iEXOS-100 Azimuth Adjuster Adapter

    $69.99
    Sale price  $69.99 Regular price 
  • Two-Speed 10:1 Focus Knob Mechanism for Explore Scientific and BRESSER 2.5-inch HEX Focusers

    Two-Speed 10:1 Focus Knob Mechanism for Explore Scientific and BRESSER 2.5-inch HEX Focusers

    Two-Speed 10:1 Focus Knob Mechanism for Explore Scientific and BRESSER 2.5-inch HEX Focusers

    $99.99
    Sale price  $99.99 Regular price 
  • 1.25" 5X Focal Extender

    1.25" 5X Focal Extender

    1.25" 5X Focal Extender

    $129.99
    Sale price  $129.99 Regular price 
  • Twilight I Adjustable Angle Alt-Azimuth Mount

    Twilight I Adjustable Angle Alt-Azimuth Mount

    Twilight I Adjustable Angle Alt-Azimuth Mount

    $299.99
    Sale price  $299.99 Regular price 
  • Medium-Vixen Style Saddle Plate

    Medium-Vixen Style Saddle Plate

    Medium-Vixen Style Saddle Plate

    $59.99
    Sale price  $59.99 Regular price 
  • 8x50 Illuminated Right Angle Polar Finder Scope with NEW long battery life Illuminator II

    8x50 Illuminated Right Angle Polar Finder Scope with NEW long battery life Illuminator II

    8x50 Illuminated Right Angle Polar Finder Scope with NEW long battery life Illuminator II

    $199.99
    Sale price  $199.99 Regular price 
  • Nebula Filter CLS 1.25-inch

    Nebula Filter CLS 1.25-inch

    Nebula Filter CLS 1.25-inch

    $109.99
    Sale price  $109.99 Regular price 
  • Nebula Filter H-Beta 2.0-inch

    Nebula Filter H-Beta 2.0-inch

    Nebula Filter H-Beta 2.0-inch

    $179.99
    Sale price  $179.99 Regular price 
  • 68° Series 16mm Waterproof Eyepiece

    68° Series 16mm Waterproof Eyepiece

    68° Series 16mm Waterproof Eyepiece

    $109.99
    Sale price  $109.99 Regular price 
  • 99% Reflective 2" Diagonal

    99% Reflective 2" Diagonal

    99% Reflective 2" Diagonal

    $219.99
    Sale price  $219.99 Regular price