Categories

Best Crayford Focuser

Sky-Watcher EvoStar 120 APO Doublet Refractor – Compact and Portable Optical Tube for Affordable Astrophotography and Visual Astronomy

  • EXPERTLY MATCHED GLASS: The EvoStar series features a matched doublet objective including one synthetic fluorite element, providing excellent color correction for visual and photographic uses.
  • OUTSTANDING COLOR CORRECTION: Using the finest quality glass and proprietary Metallic High-Transmission Coatings (MHTC), EvoStar refractors produce tack sharp images with accurate color and minimal aberrations.
  • EVOLVES WITH SKILL: No need to replace this telescope as your skill set evolves. Whether you’re a seasoned astrophotographer or a budding novice, EvoStar refractors are versatile enough to use as your primary optical tube as your skill-set improves.
  • 10:1 DUAL-SPEED FOCUSER: No matter the eyepiece or camera, finding focus is a breeze with this 10:1 dual-speed Crayford-style focuser.
  • EVERYTHING YOU NEED: The EvoStar 120 comes complete with a foam-lined aluminum hard case, 8x50 Right Angle Correct Image (RACI) Finderscope, 2” Dielectric Diagonal, 5mm and 25mm LET Eyepiece, 1.25” Adapter, Mounting Rings and a V-Style Dovetail.
Check Stock

Sky-Watcher EvoStar 100 APO Doublet Refractor – Compact and Portable Optical Tube for Affordable Astrophotography and Visual Astronomy

  • EXPERTLY MATCHED GLASS: The EvoStar series features a matched doublet objective including one synthetic fluorite element, providing excellent color correction for visual and photographic uses.
  • OUTSTANDING COLOR CORRECTION: Using the finest quality glass and proprietary Metallic High-Transmission Coatings (MHTC), EvoStar refractors produce tack sharp images with accurate color and minimal aberrations.
  • EVOLVES WITH SKILL: No need to replace this telescope as your skill set evolves. Whether you’re a seasoned astrophotographer or a budding novice, EvoStar refractors are versatile enough to use as your primary optical tube as your skill-set improves.
  • 10:1 DUAL-SPEED FOCUSER: No matter the eyepiece or camera, finding focus is a breeze with this 10:1 dual-speed Crayford-style focuser.
  • EVERYTHING YOU NEED: The EvoStar 100 comes complete with a foam-lined aluminum hard case, 8x50 Right Angle Correct Image (RACI) Finderscope, 2” Dielectric Diagonal, 5mm and 25mm LET Eyepiece, 1.25” Adapter, Mounting Rings and a V-Style Dovetail.
Check Stock

Sky-Watcher EvoStar 80 APO Doublet Refractor – Compact and Portable Optical Tube for Affordable Astrophotography and Visual Astronomy S11100

  • EXPERTLY MATCHED GLASS: The EvoStar series features a matched doublet objective including one synthetic fluorite element, providing excellent color correction for visual and photographic uses.
  • OUTSTANDING COLOR CORRECTION: Using the finest quality glass and proprietary Metallic High-Transmission Coatings (MHTC), EvoStar refractors produce tack sharp images with accurate color and minimal aberrations.
  • EVOLVES WITH SKILL: No need to replace this telescope as your skill set evolves. Whether you’re a seasoned astrophotographer or a budding novice, EvoStar refractors are versatile enough to use as your primary optical tube as your skill-set improves.
  • 10:1 DUAL-SPEED FOCUSER: No matter the eyepiece or camera, finding focus is a breeze with this 10:1 dual-speed Crayford-style focuser.
  • EVERYTHING YOU NEED: The EvoStar 80 comes complete with a foam-lined aluminum hard case, 8x50 Right Angle Correct Image (RACI) Finderscope, 2” Dielectric Diagonal, 5mm and 25mm LET Eyepiece, 1.25” Adapter, Mounting Rings and a V-Style Dovetail.
Check Stock

Orion SkyQuest XT8 Classic Dobsonian Telescope Kit

  • Simple hands-on, point-and-view navigation without complicating counterweights, gears, clutches, polar alignment, or the need to balance the tube.....
  • Large 8"-diameter parabolic mirror excels for deep-sky viewing of nebulas, galaxies, and star clusters, and serves up jaw-dropping views of the....
  • Features a precision 2" Crayford focuser with 1.25" adapter, allowing use of 1.25" eyepieces or optional 2" eyepieces.
  • Stable Dobsonian base provides vibration-free images even when viewing at a high powers, and features smooth motions to make manual tracking of....
  • This kit includes some excellent value-added accessories to enhance your experience: Orion Shorty 2x Barlow (for double the magnification), Orion's....
Check Stock

Orion 9738 SkyView Pro 8-Inch Equatorial Reflector Telescope

  • A proverbial light bucket 8" reflector telescope on our stable SkyView Pro equatorial (EQ) mount will provide hour after hour of stargazing fun for....
  • Big 8" parabolic primary mirror and 1000mm focal length (f/4.9) make the SkyView Pro 8 an ideal telescope for viewing deep-space objects such as....
  • Also capable of breathtaking views of closer cosmic fare like the planets of our solar system and the Moon.
  • SkyView Pro equatorial mount with stainless steel tripod provides excellent stability and smooth manual tracking control with the included slow-motion....
  • Includes smooth-adjusting 2" Crayford focuser, two Sirius Plossl 1.25" eyepieces (25mm and 10mm focal lengths), 8x40 finder scope, collimation cap,....
Check Stock

Orion SkyQuest XT6 Classic Dobsonian Telescope Kit

  • Simple hands-on, point-and-view navigation without complicating counterweights, gears, clutches, polar alignment, or the need to balance the tube. Easy and fun.
  • Big 6"-diameter parabolic mirror excels for Moon and planetary views, and has enough light grasp for deep-sky viewing of nebulas, galaxies, and star clusters.
  • Features a precision 2" Crayford focuser with 1.25" adapter, allowing use of 1.25" eyepieces or optional 2" eyepieces.
  • Stable Dobsonian base provides vibration-free images even when viewing at a high powers, and features smooth motions to make manual tracking of celestial objects a breeze.
  • This kit includes some excellent value-added accessories to enhance your experience: Orion Shorty 2x Barlow (for double the magnification), Orion's MoonMap 260, DeepMap 600, and Telescope Observer's Guide, a RedBeam Mini flashlight, and a smartphone photo adapter for taking pictures through the telescope's eyepiece.
Check Stock

Sky-Watcher Classic 250 Dobsonian 10-inch Aperature Telescope – Solid-Tube – Simple Traditional Design – Easy to Use Perfect for Beginners S11620

  • LARGE APERTURE: Get a bright, bold viewing experience at a fraction of the cost of other optical designs..
  • PROPRIETARY TENSION CONTROL HANDLES: These patented handles allow for accurate movement without the need for perfect balance..
  • 94% REFLECTIVE MIRRORS: Fully multi-coated borosilicate primary and secondary mirrors deliver exceptional views..
  • TEFLON BEARINGS: Proprietary Teflon bearings ensure smooth azimuth movement..
  • COMES COMPLETE: All accessories such as, 2-inch Crayford-style focuser with 1 1/4-inch adapter, two super wide-angle eyepieces (25mm and 10mm), and....
Check Stock

Sky Watcher Classic 200 Dobsonian 8-inch Aperature Telescope – Solid-Tube – Simple Traditional Design – Easy to Use Perfect for Beginners White S11610

  • LARGE APERTURE: Get a bright, bold viewing experience at a fraction of other optical designs..
  • PROPRIETARY TENSION CONTROL HANDLES: These patented handles allow for accurate movement without the need for perfect balance..
  • 94% REFLECTIVE MIRRORS: Fully multi-coated borosilicate primary and secondary mirrors deliver exceptional views. Faintest Steller Magnitude:14.2..
  • TEFLON BEARINGS: Proprietary Teflon bearings ensure smooth azimuth movement..
  • COMES COMPLETE: All accessories such as, 2-inch Crayford-style focuser with 1 1/4-inch adapter, two super wide-angle eyepieces (25mm and 10mm), and....
Check Stock

SkyWatcher S11800 GoTo Collapsible Dobsonian 8-Inch (White)

  • LARGE APERTURE: Get a bright, bold viewing experience at a fraction of the cost of other optical designs..
  • INNOVATIVE COLLAPSIBLE DESIGN: Unique strut design allows for optical tube to collapse for ease of portability while keeping collimation..
  • BUILT-IN WIFI: Control your telescope using a smartphone or tablet with Sky-Watcher’s proprietary built-in wifi signal..
  • ALL METAL GEARING: Using all-metal gearing on a pair of DC servo motors, the SynScan Dobsonian combines the precise automated tracking of a computerized GoTo telescope with the bright large-aperture viewing of a Dobsonian..
  • 94% REFLECTIVE MIRRORS: Fully multi-coated borosilicate primary and secondary mirrors deliver exceptional views..
  • 42,000 OBJECT DATABASE: SynScan hand controller with 42,000+ object database will keep even the most experienced astronomer busy for countless observing nights..
  • COMES COMPLETE: All accessories such as, 2-inch Crayford-style focuser with 1 1/4-inch adapter, two super wide-angle eyepieces (25mm and 10mm), and 9x50 straight-through finder scope are included with purchase..
  • STURDY AND LIGHTWEIGHT DESIGN: When fully assembled, the Dobsonian weighs only 57 pounds fully assembled (24 pound tube, 33 pound base).
Check Stock

Sky-Watcher Flextube 300 Dobsonian 12-inch Collapsible Large Aperture Telescope – Portable, Easy to Use, Perfect for Beginners, White/Black (S11740)

  • LARGE APERTURE: Get a bright, bold viewing experience at a fraction of the cost of other optical designs..
  • INNOVATIVE COLLAPSIBLE DESIGN: Unique strut design allows for optical tube to collapse for ease of portability while keeping collimation..
  • PROPRIETARY TENSION CONTROL HANDLES: These patented handles allow for accurate movement without the need for perfect balance..
  • 94% REFLECTIVE MIRRORS: Fully multi-coated borosilicate primary and secondary mirrors deliver exceptional views..
  • STEEL NEEDLE BEARINGS: Proprietary steel needle bearings ensure smooth azimuth movement..
  • COMES COMPLETE: All accessories such as, 2-inch Crayford-style focuser with 1 1/4-inch adapter, two super wide-angle eyepieces (25mm and 10mm), and 8x50 right-angle finder scope are included with purchase..
  • STURDY AND LIGHTWEIGHT DESIGN: When fully assembled, the Dobsonian weighs only 40 pounds fully assembled (46 pound tube, 38 pound base).
Check Stock

SVBONY SV106 Guide Scope with Helical Focuser Finder and Guide Scope Multi-Use for Astronomical Telescope 50mm

  • 50mm Guide scope will help guide you to capturing higher quality astrophotos. with its 50mm lens and smooth helical focuser, the versatile 50mm multi-use guide scope with helical focuser is an ideal addition to any astrophotographers collection of gear.
  • Multi-use guide scope with helical focuser features a built-in helical focuser that allows precise focus adjustments with zero flexure for rigid performance. obtaining a clear, sharply focused view of potential guide stars is quick and easy with this sturdy scope.
  • High power guide scope features a machined, knurled ring to make fine focus adjustments nice and easy, while a thumbscrew lets you lock-down the focuser in-place once adjustments are complete. the focuser boasts 8 mm of precise helical focus travel, plus telescoping drawtube housing provides up to 30 mm of additional back-travel if needed for your particular autoguider device.
  • This complete guide scope comes with two heavy-duty guide scope rings and a 3.5" long, 1.18"wide dovetail mounting bar, which is compatible with dovetail finder scope bases for easy attachment. the dovetail bar features five threaded through-sockets for versatile attachment options. the included guide scope rings feature six metal thumbscrews for precise aiming.
Check Stock

FOCUSER Electric Wireless Dog Fence System Pet Containment System for Dogs and Pets with Waterproof and Rechargeable Collar Receiver for one Dog Container Boundary System White

  • 【⭐WIRELESS BOUNDARY 】 Creating a Dog Park and Keeping your Dogs Safely Contained in Your Yard By Simply Plugging In Transmitter and Pairing To Receiver(s) Without Digging and Burying Wires With Focuser Wireless Dog Fence System. Focuser receiver collar Supports most sizes of dogs (10-110lbs, Neck: 8-21in)..
  • 【⭐Radius Up to 300m】Focuser Wireless Electric Containment System Will Create A Boundary With Adjustable Levels of 1-16. Radius 25-300 meters..
  • 【⭐Rechargeable and Waterproof Collar】 The Advanced Receiver Collar with High Capacity Built-In Durable Battery Which is Rechargeable. This Water-resistant Collar Receiver Is Rated IP67, Which Means Your Dog Can Get Wet in The Grass, Mess With The Sprinkler or Play in The Rain With this Electric Dog Fence System..
  • 【⭐ 4 Adjustable Correction Levels 】FOCUSER wireless dog fence is designed with 4 adjustable Level to Fit Various Sizes of Dog. You Can Simply Adjust the Levels According to Your Needs. No More Over-correction for small puppies and less-.
  • 【⭐ BUILT-IN SAFETY CHIP and Back up battery】The Built-In Safety Chip preventing the Over-Correction to Your Dog and the backup battery to prevent unexpected power outage during uses. FOCUSER wireless dog fence Provides You an Uninjurious W....
Check Stock

FOCUSER Electric Wireless Dog Fence System, Pet Containment System for 2 Dogs and Pets with Waterproof and Rechargeable Collar Receiver for 2 Dog Container Boundary System (White)

  • 【⭐WIRELESS BOUNDARY 】 Creating a Dog Park and Keeping your Dogs Safely Contained in Your Yard By Simply Plugging In Transmitter and Pairing To Receiver(s) Without Digging and Burying Wires With Focuser Wireless Dog Fence System. Focuser receiver collar Supports most sizes of dog (10-110lbs, Neck: 8-21in)..
  • 【⭐Radius Up to 300m】Focuser Wireless Electric Containment System Will Create A Boundary With Adjustable Levels of 1-16. Radius 25-300 meters..
  • 【⭐Rechargeable and Waterproof Collar】 The Advanced Receiver Collar with High Capacity Built-In Durable Battery Which is Rechargeable. This Water-resistant Collar Receiver Is Rated IP67, Which Means Your Dog Can Get Wet in The Grass, Mess With The Sprinkler or Play in The Rain With this Electric Dog Fence System..
  • 【⭐4 Adjustable Correction Levels 】FOCUSER wireless dog fence is designed with 4 adjustable Level to Fit Various Sizes of Dog. You Can Simply Adjust the Levels According to Your Needs. No More Over-correction for small puppies and less-.
  • 【⭐BUILT-IN SAFETY CHIP and Back up battery】The Built-In Safety Chip preventing the Over-Correction to Your Dog and the backup battery to prevent unexpected power outage during uses. FOCUSER wireless dog fence Provides You an Uninjurious Way ....
Check Stock