Top Focuser Upgrades

Astromania Off-Axis Guider with Micro-Focusing - for Successful Astronomy Photos Without A Guide Scope

  • An off-axis guider is a brilliant invention. This device sits in the 2-inch focuser in front of the camera. A small prism directs a little light from the telescope into a separate tube - where your guide camera or crosshair eyepiece is attached. This makes it possible to instantly correcting any tracking errors during the extended period over which your camera is exposing the image - for perfectly round stars!.
  • The advantages: 1) lets you take beautiful astronomy photos with round stars. 2) for refractors, SCs, MAKs and RC telescopes. 3) off-axis guider only 24mm in overall length - very compact. 4) robust yet light. 5) 45mm optical transmission - full illumination, even with large chips. 6) micro-focusing - especially smooth helical focusing with 0.05mm accuracy. 7) 75mm of back focus..
  • The connections: Easy to adapt - the Astromania off-axis guider has an M48 thread on the telescope side and an additional socket for 2 inch eyepieces. The accessory has three screws and a flat M48 adapter for connecting your camera. The advantage - you can rotate your camera at any time and find the optimum orientation for the astronomical object you are exposing..
  • Exact micro-focusing with 10mm travel - for auto-guider or crosshair eyepiece: A small prism directs ....
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SVBONY SV503 Telescope 102ED F7 Extra Low Dispersion Achromatic Refractor OTA Micro-Reduction Rap Focuser for Astrophotography

  • 102mm objective lens diameter and f/7 focal ratio telescope OTA.
  • large objective lens brings more lights into the scope body and you will get more bright and clear image.
  • Doublet air spaced achromatic S-FPL51 ED glass provides you less chromatic aberration image.
  • ultra wide band multi-layer coating technology.
  • 102mm aperture optics and retactable lens hood deliver bright wide-field images with sharp resolution.
  • it comes with dual focus rack and pinion focuser with focus knob cover.
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SVBONY SV171 Telescope Eyepiece Zoom Eyepiece 1.25 inch 8mm to 24mm Zoom FMC 7 Element 4 Group for Telescope

  • SV171 Super-wide Angle 1.25" 8mm-24mm zoom eyepiece.
  • SV171 zoom eyepiece allows you to change magnification power without swapping out eyepieces.
  • Fully multi-coated glasses for excellent image contrast and light transmission.
  • Sharp optimal performance with low chromatic....
  • Exceptionally long 18mm-19.5mm eye relief range allows eyeglass wearers to enjoy the entire field of view without....
  • Sleek black barrel with safety undercut to reduce the possibility of the eyepiece slipping out of the focuser or diagonal.
  • Standard 1.25" fitting diameter compatible with any astronomical telescope with 1.25" focuser.
  • The bottom M28.5 x 0.6 thread can also be used with....
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Astromania 60mm Compact Deluxe Finder & Guidescope Kit with 1.25' Double Helical Focuser - Guiding with The Mini-Guide Scope: So Astrophotography is Easier and Less Equipment

  • Mini-guide tube to quickly find objects and guiding stars, designed both for visual, as well as for photographic use.Take any 1.25 inch eyepieces in your collection, worm-focuser: fast focusing. Prevents rotation of the camera and eyepiece. Or use it as a comfortable, large viewfinder to waste less time finding objects in visual observation..
  • 240mm focal length. Compact mini guide scope designed for use with astrophotography telescopes up to 1500mm focal length. With bright, wide-field optics puts numerous potential guide stars in view so you'll never have to search for one! There is an extension tube locking thumbscrew to hold the extension tube in place, and the other two holes are equipped with built-in hexagonal screws, which you can also tighten the two hexagonal screws with an hex wrench to lock the extension tube if necessary..
  • Adjustable-aim dovany weight to an astrophotography setup and can conveniently be stashed in an accessory case between uses. "Dovetail guide scope bracket installs on virtually any astrophotography telescope quickly and easily..
  • The sturdy metal housing made ​​of black anodized aluminum. Looking out not only solid, but is also very robust. A milled and knurled ring allows easy and precise fine focus adjustments. It com....
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SVBONY SV503 Telescope 80ED F7 Telescope OTA Focal Length 560mm for Exceptional Viewing and Astrophotography

  • SV503 Telescope OTA is designed with ED glass.
  • SV503 80ED telescope produces an especially colour true and high contrast image.
  • just right for more discerning observers.
  • The gear ratio of the dual speed 2-inch toothed focuser is 1: 10.
  • which makes it easy to achieve accurate focus.
  • The appearance of the SV503 OTA is baked with high-end fine-grained paint.
  • with exquisite appearance and delicate feel.
  • The whole optical lens adopts the technology of ultra-wideband multilayer coating.
  • fully multi-coated ED optics deliver outstanding views.
  • 80mm F7 astronomy telescope SV503 would be better begin for astronomy amateurs to do astrophotography.
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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....
  • 【⭐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....
  • 【⭐ 4 Adjustable Correction Levels 】FOCUSER wireless dog fence is designed with 4 adjustable Level to Fit Various Sizes of Dog. You Can Simply....
  • 【⭐ 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....
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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.
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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.
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Astromania 10x60 Finder Scope + Guide Scope 45° Angled with Illuminated Reticle Eyepiece - Used as a high-end Finderscope Guide Telescope Spotting Scope or Small Travel Companion Astro-Telescope

  • Variable 60 mm finder with 10x magnification with illumination and light-gathering guide scope for astrophotography. Aperture 60 mm / focal length 248....
  • 24.8 mm Dual-Crosshair with illumination adjustable in 7 steps. Battery: Coin Style CR2032 (Not Included). Practical focusing with sliding focuser....
  • Also perfectly usable as guiding scope for astrophotography. The 45° Amici prism with the eyepiece is unscrewable - than a female T2 thread....
  • Generous working distance from 57 mm up to 94 mm from the female T2 thread - no problems with the adaption of autoguiders or cameras..
  • Sliding focuser drawtube with 35mm travel and multiple lockscrews for rigidity. Integrated/Removable Dovetail Bar (EQ/Vixen), with 1/4-20 tripod....
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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.
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Orion Skyline 8\ Dobsonian Reflector Telescope

  • This 8" Dobsonian telescope comes "fully loaded" with a great set of accessories and top-notch features.
  • Azimuth roller bearings and adjustable altitude trunnions provide silky-smooth telescope motion.
  • Precision 2" Crayford focuser features dual-speed adjustment control with 10:1 fine-focus.
  • Includes an 8x50 right-angle finder scope, cooling fan, eyepiece rack, and more!.
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Zhumell Z100 Portable Altazimuth Reflector Telescope

  • Industry standard 1.25” focuser, compatible with many different accessories.
  • Changing magnifications is easier than ever with included 17mm and 10mm eyepieces.
  • Easy to use red dot finder makes aiming the Z100 a breeze for any level of user.
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