ReviewsGrain 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.
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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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Zhumell Z130 Portable Altazimuth Reflector Telescope

  • Industry standard 1.25” focuser, compatible with many different accessories.
  • Changing magnifications is easier than ever with included 25mm and 10mm eyepieces.
  • Easy to use red dot finder makes aiming the Z130 a breeze for any level of user.
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Zhumell Z114 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 Z114 a breeze for any level of user.
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Orion Skyline 6' Dobsonian Reflector Telescope

  • The SkyLine 6" Dobsonian will reveal countless celestial objects in dazzling detail, while providing an easy, point-and-view experience..
  • Perfect for beginning and intermediate observers who want more than the typical starter scope.
  • Premium CNC-machined 1.25" Crayford focuser is just one stand-out feature.
  • Also included: 25mm and 9mm Plossl eyepieces that deliver 48x and 133x power, respectively.
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Orion 5124 2-Inch Telescope Eyepiece Extension Tube

  • Extension tube provides extra focuser "back travel" often needed for short-range terrestrial viewing through a telescope, or for astrophotographic applications.
  • Adds 2" of extension, fits in 2" telescope focusers, and accepts 2" eyepieces or accessories.
  • Features two locking thumbscrews to secure any inserted astronomy accessory.
  • Threaded for use with 2" Orion eyepiece and astrophotography filters.
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Honeywell TH6220 FocusPro 6000 5-1-1 Programmable Heat Pump Thermostat

  • Honeywell focuser 6000 5-1-1 or 5+2-day programmable thermostat, 2 heat/2 cool, standard – sx-0468120.
  • Selectable to 5-1-1 (Weekdays, Saturday, Sunday) or 5-2 (Weekdays, Weekend) programmable thermostat.
  • Large, clear, backlit display – easy to read in various lighting conditions.
  • Adaptive Intelligent Recovery – ensures programmed temperature is reached by programmed time.
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