Skip to content
Are you ready for the total solar eclipse on April 8? Click to shop all solar gear!
Are you ready for the total solar eclipse on April 8? Click to shop all solar gear!

ES Discount

  • Explore FirstLight Twilight Nano Mount - FL-TWINANOT1-00
    Sold out
    Original price $ 109.99 - Original price $ 109.99
    Original price
    $ 109.99
    $ 109.99 - $ 109.99
    Current price $ 109.99

    Explore FirstLight Twilight Nano Mount - FL-TWINANOT1-00

    Explore Scientific

    Description The Explore FirstLight Twilight Nano is a light-duty alt-azimuth mount and tripod designed to quickly and easily accept small scopes, ...

    View full details
    Original price $ 109.99 - Original price $ 109.99
    Original price
    $ 109.99
    $ 109.99 - $ 109.99
    Current price $ 109.99
    Sold out
  • Twilight I Adjustable Angle Alt-Azimuth Mount - MAZ01-00
    Sold out
    Original price $ 349.99 - Original price $ 349.99
    Original price
    $ 349.99
    $ 349.99 - $ 349.99
    Current price $ 349.99

    Twilight I Adjustable Angle Alt-Azimuth Mount - MAZ01-00

    Explore Scientific

    Description The Twilight I is a light-to-medium-duty alt-azimuth mount and tripod designed to quickly and easily accept small to medium sized ref...

    View full details
    Original price $ 349.99 - Original price $ 349.99
    Original price
    $ 349.99
    $ 349.99 - $ 349.99
    Current price $ 349.99
    Sold out
  • Explore Scientific 8x50 Illuminated Right Angle Polar Finder Scope with NEW long battery life Illuminator II
    Explore Scientific 8x50 Illuminated Right Angle Polar Finder Scope with NEW long battery life Illuminator II
    Sold out
    Original price $ 319.99 - Original price $ 319.99
    Original price
    $ 319.99
    $ 319.99 - $ 319.99
    Current price $ 319.99

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

    Explore Scientific

    Description With its northern and southern polar reference markings, Explore Scientific’s 8x50 Illuminated Polar Finder Scope with NEW long batte...

    View full details
    Original price $ 319.99 - Original price $ 319.99
    Original price
    $ 319.99
    $ 319.99 - $ 319.99
    Current price $ 319.99
    Sold out
  • 2" Comet Hunter Focuser - Includes Extension Tubes
    Sold out
    Original price $ 119.99 - Original price $ 119.99
    Original price
    $ 119.99
    $ 119.99 - $ 119.99
    Current price $ 119.99

    2" Comet Hunter Focuser - Includes Extension Tubes

    Explore Scientific

    Description Explore Scientific™ David H. Levy Comet Hunter Telescope is rich in quality components. Among those is the 2? Comet Hunter Focuser, wh...

    View full details
    Original price $ 119.99 - Original price $ 119.99
    Original price
    $ 119.99
    $ 119.99 - $ 119.99
    Current price $ 119.99
    Sold out
  • Explore Scientific APO EDT Series Rack & Pinion Focuser
    Explore Scientific APO EDT Series Rack & Pinion Focuser
    Sold out
    Original price $ 229.99 - Original price $ 229.99
    Original price
    $ 229.99
    $ 229.99 - $ 229.99
    Current price $ 229.99

    Explore Scientific APO EDT Series Rack & Pinion Focuser

    Explore Scientific

    Description Finding and holding that perfect crisp focus is almost effortless with Explore Scientific’s Rack & Pinion Focuser. Defined by its ...

    View full details
    Original price $ 229.99 - Original price $ 229.99
    Original price
    $ 229.99
    $ 229.99 - $ 229.99
    Current price $ 229.99
    Sold out
  • Polytech Polo Shirt
    Polytech Polo Shirt
    Sold out
    Original price $ 25.00 - Original price $ 31.00
    Original price
    $ 25.00 - $ 31.00
    $ 25.00 - $ 31.00
    Current price $ 25.00

    Polytech Polo Shirt

    Explore Scientific

    Our Polytech Polo shirt is packed with high-tech features. It's quick to dry and anti-static for no-cling comfort. UPF 50 protection shields you fr...

    View full details
    Original price $ 25.00 - Original price $ 31.00
    Original price
    $ 25.00 - $ 31.00
    $ 25.00 - $ 31.00
    Current price $ 25.00
    Sold out
  • Explore Scientific N208CF Newtonian Telescope - Astrograph Edition - N208CF-01
    Explore Scientific N208CF Newtonian Telescope - Astrograph Edition - N208CF-01
    Sold out
    Original price $ 999.99 - Original price $ 999.99
    Original price
    $ 999.99
    $ 999.99 - $ 999.99
    Current price $ 999.99

    Explore Scientific N208CF Newtonian Telescope - Astrograph Edition - N208CF-01

    Explore Scientific

    Discontinued Item *Note that this is a discontinued product. This legacy information is for reference only. Description The Explore Scientific N20...

    View full details
    Original price $ 999.99 - Original price $ 999.99
    Original price
    $ 999.99
    $ 999.99 - $ 999.99
    Current price $ 999.99
    Sold out
  • ED115 FPL53 115mm f/5.5 Air-Spaced Triplet ED APO Refractor Telescope in Carbon Fiber with 3" HEX Focuser
    ED115 FPL53 115mm f/5.5 Air-Spaced Triplet ED APO Refractor Telescope in Carbon Fiber with 3" HEX Focuser
    Sold out
    Original price $ 3,499.99 - Original price $ 3,499.99
    Original price
    $ 3,499.99
    $ 3,499.99 - $ 3,499.99
    Current price $ 3,499.99

    ED115 FPL53 115mm f/5.5 Air-Spaced Triplet ED APO Refractor Telescope in Carbon Fiber with 3" HEX Focuser

    Explore Scientific

    DISCONTINUED 2023*Note that this is a discontinued product. This legacy information is for reference only. Check out our APO Triplet Series telesco...

    View full details
    Original price $ 3,499.99 - Original price $ 3,499.99
    Original price
    $ 3,499.99
    $ 3,499.99 - $ 3,499.99
    Current price $ 3,499.99
    Sold out
  • ED140 FPL53 140mm f/6.5 Air-Spaced Triplet ED APO Refractor Telescope in Carbon Fiber with 3" HEX Focuser
    ED140 FPL53 140mm f/6.5 Air-Spaced Triplet ED APO Refractor Telescope in Carbon Fiber with 3" HEX Focuser
    Sold out
    Original price $ 5,999.99 - Original price $ 5,999.99
    Original price
    $ 5,999.99
    $ 5,999.99 - $ 5,999.99
    Current price $ 5,999.99

    ED140 FPL53 140mm f/6.5 Air-Spaced Triplet ED APO Refractor Telescope in Carbon Fiber with 3" HEX Focuser

    Explore Scientific

    DISCONTINUED 2023*Note that this is a discontinued product. This legacy information is for reference only. Check out our APO Triplet Series telesco...

    View full details
    Original price $ 5,999.99 - Original price $ 5,999.99
    Original price
    $ 5,999.99
    $ 5,999.99 - $ 5,999.99
    Current price $ 5,999.99
    Sold out
  • Explore Scientific ED165-FPL53 Air-Spaced Triplet Refractor Telescope - FPL53–165CF-01
    Explore Scientific ED165-FPL53 Air-Spaced Triplet Refractor Telescope - FPL53–165CF-01
    Sold out
    Original price $ 11,999.99 - Original price $ 11,999.99
    Original price
    $ 11,999.99
    $ 11,999.99 - $ 11,999.99
    Current price $ 11,999.99

    Explore Scientific ED165-FPL53 Air-Spaced Triplet Refractor Telescope - FPL53–165CF-01

    Explore Scientific

    DISCONTINUED 2023*Note that this is a discontinued product. This legacy information is for reference only. Check out our APO Triplet Series telesco...

    View full details
    Original price $ 11,999.99 - Original price $ 11,999.99
    Original price
    $ 11,999.99
    $ 11,999.99 - $ 11,999.99
    Current price $ 11,999.99
    Sold out
  • Bresser 625 Rangefinder
    Bresser 625 Rangefinder
    Sold out
    Original price $ 199.99 - Original price $ 199.99
    Original price
    $ 199.99
    $ 199.99 - $ 199.99
    Current price $ 199.99

    Bresser 625 Rangefinder

    Bresser

    Description In hunting, archery or even hiking, making that coveted connection often hinges on knowing the distance between you and your target. W...

    View full details
    Original price $ 199.99 - Original price $ 199.99
    Original price
    $ 199.99
    $ 199.99 - $ 199.99
    Current price $ 199.99
    Sold out
  • The Night Sky Planisphere SMALL Plastic 20 to 30 Degrees
    Sold out
    Original price $ 7.99 - Original price $ 7.99
    Original price
    $ 7.99
    $ 7.99 - $ 7.99
    Current price $ 7.99

    The Night Sky Planisphere SMALL Plastic 20 to 30 Degrees

    David Chandler Co

    The most popular versions of The Night Sky planisphere are the large and small plastic charts. These versions are made in the USA using durable pl...

    View full details
    Original price $ 7.99 - Original price $ 7.99
    Original price
    $ 7.99
    $ 7.99 - $ 7.99
    Current price $ 7.99
    Sold out
  • The Night Sky Planisphere SMALL Plastic 40 to 50 Degrees
    Sold out
    Original price $ 7.99 - Original price $ 7.99
    Original price
    $ 7.99
    $ 7.99 - $ 7.99
    Current price $ 7.99

    The Night Sky Planisphere SMALL Plastic 40 to 50 Degrees

    David Chandler Co

    The most popular versions of The Night Sky planisphere are the large and small plastic charts. These versions are made in the USA using durable pl...

    View full details
    Original price $ 7.99 - Original price $ 7.99
    Original price
    $ 7.99
    $ 7.99 - $ 7.99
    Current price $ 7.99
    Sold out
  • The Night Sky Planisphere Large Plastic 40 to 50 Degrees
    Sold out
    Original price $ 11.99 - Original price $ 11.99
    Original price
    $ 11.99
    $ 11.99 - $ 11.99
    Current price $ 11.99

    The Night Sky Planisphere Large Plastic 40 to 50 Degrees

    David Chandler Co

    The most popular versions of The Night Sky planisphere are the large and small plastic charts. These versions are made in the USA using durable pl...

    View full details
    Original price $ 11.99 - Original price $ 11.99
    Original price
    $ 11.99
    $ 11.99 - $ 11.99
    Current price $ 11.99
    Sold out
  • Bresser 6x24 - 800m Waterproof OLED Laser Rangefinder & Speedmeter
    Bresser 6x24 - 800m Waterproof OLED Laser Rangefinder & Speedmeter
    Sold out
    Original price $ 293.95 - Original price $ 293.95
    Original price
    $ 293.95
    $ 293.95 - $ 293.95
    Current price $ 293.95

    Bresser 6x24 - 800m Waterproof OLED Laser Rangefinder & Speedmeter

    Bresser

    Description The BRESSER Rangefinders determine within fractions of a second by laser (harmless to the human eye) the exact distance of the targete...

    View full details
    Original price $ 293.95 - Original price $ 293.95
    Original price
    $ 293.95
    $ 293.95 - $ 293.95
    Current price $ 293.95
    Sold out
  • 2.5 Hex Focuser
    2.5 Hex Focuser
    Sold out
    Original price $ 179.99 - Original price $ 179.99
    Original price
    $ 179.99
    $ 179.99 - $ 179.99
    Current price $ 179.99

    2.5 Hex Focuser

    Explore Scientific

    Description Finding and holding that perfect crisp focus is almost effortless with Explore Scientific's Crayford Style Focuser. Defined by its pre...

    View full details
    Original price $ 179.99 - Original price $ 179.99
    Original price
    $ 179.99
    $ 179.99 - $ 179.99
    Current price $ 179.99
    Sold out
  • Rigel QuikFinder Compact Reflex Sight
    Sold out
    Original price $ 44.95 - Original price $ 44.95
    Original price
    $ 44.95
    $ 44.95 - $ 44.95
    Current price $ 44.95

    Rigel QuikFinder Compact Reflex Sight

    Rigel Systems

    Description The Rigel Quickfinder is made of rugged construction, an ultra-efficient LED and lithium battery (included) for long life. QuikFinder ...

    View full details
    Original price $ 44.95 - Original price $ 44.95
    Original price
    $ 44.95
    $ 44.95 - $ 44.95
    Current price $ 44.95
    Sold out
  • QuikAdapt - SLR Prime Focus Adapter
    Sold out
    Original price $ 19.95 - Original price $ 19.95
    Original price
    $ 19.95
    $ 19.95 - $ 19.95
    Current price $ 19.95

    QuikAdapt - SLR Prime Focus Adapter

    Rigel Systems

    Attach the SLR Prime Focus Adapter to QuikAdapt instead of an eyepiece for prime focus astrophotography using digital and film SLR cameras with cam...

    View full details
    Original price $ 19.95 - Original price $ 19.95
    Original price
    $ 19.95
    $ 19.95 - $ 19.95
    Current price $ 19.95
    Sold out
  • Twilight II Pier Extension
    Twilight II Pier Extension
    Sold out
    Original price $ 99.99 - Original price $ 99.99
    Original price
    $ 99.99
    $ 99.99 - $ 99.99
    Current price $ 99.99

    Twilight II Pier Extension

    Explore Scientific

    DISCONTINUED 2022*Note that this is a discontinued product. This legacy information is for reference only. See our Telescope Collection for current...

    View full details
    Original price $ 99.99 - Original price $ 99.99
    Original price
    $ 99.99
    $ 99.99 - $ 99.99
    Current price $ 99.99
    Sold out
  • Medium-Vixen Style Saddle Plate
    Sold out
    Original price $ 55.99 - Original price $ 55.99
    Original price
    $ 55.99
    $ 55.99 - $ 55.99
    Current price $ 55.99

    Medium-Vixen Style Saddle Plate

    Explore Scientific

    Description A saddle plate is not the most exciting astronomical accessory in the world, but it is one of the most important when it comes to the ...

    View full details
    Original price $ 55.99 - Original price $ 55.99
    Original price
    $ 55.99
    $ 55.99 - $ 55.99
    Current price $ 55.99
    Sold out
  • Explore Scientific Touch Screen Buttons for PMC-Eight - TSB4-00
    Explore Scientific Touch Screen Buttons for PMC-Eight - TSB4-00
    Sold out
    Original price $ 14.99 - Original price $ 14.99
    Original price
    $ 14.99
    $ 14.99 - $ 14.99
    Current price $ 14.99

    Explore Scientific Touch Screen Buttons for PMC-Eight - TSB4-00

    Explore Scientific

    New Item Available for Order! The Explore Scientific *Touch Screen Buttons for PMC-Eight are tactile buttons when using their PMC-Eight/ExploreStar...

    View full details
    Original price $ 14.99 - Original price $ 14.99
    Original price
    $ 14.99
    $ 14.99 - $ 14.99
    Current price $ 14.99
    Sold out
  • Twilight Medium Duty Tripod (White)
    Twilight Medium Duty Tripod (White)
    Sold out
    Original price $ 199.99 - Original price $ 199.99
    Original price
    $ 199.99
    $ 199.99 - $ 199.99
    Current price $ 199.99

    Twilight Medium Duty Tripod (White)

    Explore Scientific

    Features 1.5-inch stainless steel legs provide a sturdy foundation for your observing or imaging setup Die cast aluminum spreader tray locks agai...

    View full details
    Original price $ 199.99 - Original price $ 199.99
    Original price
    $ 199.99
    $ 199.99 - $ 199.99
    Current price $ 199.99
    Sold out
  • Twilight Heavy Duty Tripod (White)
    Twilight Heavy Duty Tripod (White)
    Sold out
    Original price $ 299.99 - Original price $ 299.99
    Original price
    $ 299.99
    $ 299.99 - $ 299.99
    Current price $ 299.99

    Twilight Heavy Duty Tripod (White)

    Explore Scientific

    Features 2-inch stainless steel legs provide a sturdy foundation for your observing or imaging setup Die cast aluminum spreader tray locks agains...

    View full details
    Original price $ 299.99 - Original price $ 299.99
    Original price
    $ 299.99
    $ 299.99 - $ 299.99
    Current price $ 299.99
    Sold out
  • Twilight Heavy Duty Tripod (Black)
    Twilight Heavy Duty Tripod (Black)
    Sold out
    Original price $ 299.99 - Original price $ 299.99
    Original price
    $ 299.99
    $ 299.99 - $ 299.99
    Current price $ 299.99

    Twilight Heavy Duty Tripod (Black)

    Explore Scientific

    Features 2-inch stainless steel legs provide a sturdy foundation for your observing or imaging setup Die cast aluminum spreader tray locks again...

    View full details
    Original price $ 299.99 - Original price $ 299.99
    Original price
    $ 299.99
    $ 299.99 - $ 299.99
    Current price $ 299.99
    Sold out