Top Rack And Pinion Focuser Eyepiece Set

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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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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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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ZWO 30mm f/4 Mini Guide Scope for ASI Cameras # 30120

  • Portable 80mm, f/5 refractor telescope optical tube at a great price.
  • Pop it on your favorite mount or use it as a guide scope for astrophotography.
  • Newly upgraded aluminum rack-and-pinion focuser eliminates drawtube flexure when focusing.
  • Wide field-of-view optics excel at guide star acquisition as well as expansive celestial and terrestrial observations.
  • Compact and versatile telescope weighs just 2.25 lbs. and measures 14.75" long.
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BARSKA 525 Power 70076 Starwatcher Reflector Telescope

  • Beginner Telescope: The Starwatcher telescope is suitable for astronomy beginners to begin a lifetime journey to the stars and planets..
  • Quality Optics: The telescopes features 76mm aperture, 700mm focal length, and coated optics for enhanced image brightness and clarity..
  • Powerful Magnification: The high power 525 magnification brings you easily close up to the astonishing celestial bodies..
  • Multiple Accessories: The telescope comes with 3 eyepieces, 3x Barlow lens, rack and pinion focuser, and a red-dot finder, providing amazing experiences..
  • Easy Access: The altazimuth mount with slow motion altitude controls make it convenient for steady viewing..
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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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Explore Scientific FCD100 Series 127mm f/7.5 Aluminum Air-Spaced Triplet ED APO Refractor Telescope

  • Explore Scientific ED127 Classic White f/7.5 Air Spaced Triplet with Hoya FCD100 optics and Integrated Dew Shield.
  • 2.5" HEXagonal Rack and Pinion 10:1 two-speed Focuser Cradle Ring with Handle and Vixen Style Dovetail Plate.
  • Explore Finder Scope Base installed on scope.
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SVBONY SV106 Guide Scope 60mm Multi-Use Finder Scope Guide Scope with Helical Focuser F4 for SG4 QHY5II ZWO SG4 CCD Astronomical Telescope

  • this convenient feature means your field of potential guide stars will not rotate as focus is adjusted, further increasing ease of use.
  • For those nights when you don't plan to capture astrophotos exposures, this versatile Guide Scope can double as a straight-through finder scope with an optional 1.25" eyepiece installed.
  • For example, inserting a 25 mm eyepiece creates a 9.6x60 finder scope, or you can insert one Illuminated Centering Eyepieces for use as a finder with illuminated crosshairs for easy aiming.
  • The focuser boasts 8 mm of precise helical focus travel.
  • plus telescoping drawtube housing provides up to 35mm of additional back-travel if needed for your particular autoguider device.
  • a compression ring fitting keeps any inserted autoguider cameras or eyepieces free of pesky scratches.
  • The Multi-Use Guide Scope with Helical Focuser also features male T-threads on the focuser collar for secure threaded attachment of guide cameras equipped with female T-threads.
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Orion Observer 80ST 80mm Equatorial Refractor Telescope Kit

  • Telescope Kit includes extra value-packed accessories for a fun stargazing experience.
  • An ideal refractor telescope package for the observer on-the-go, the compact Observer 80ST packs a lot of performance into a petite telescope design.
  • The included EQ-1B equatorial mount and adjustable-height tripod allows smooth slow-motion movement to easily track objects in the sky.
  • Includes two 1.25" telescope eyepieces, red-dot aiming sight, smooth rack and pinion focuser, 90-degree mirror diagonal for comfortable viewing, and more!.
  • Value-packed telescope kit also includes a 2x Shorty Barlow, MoonMap 260, Orion Telescope Observer's Guide book, Star Target Planisphere, and RedBeam Mini LED keychain flashlight.
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OMAX 40X-2500X USB3 18MP Digital Lab Trinocular LED Compound Microscope with Aluminum Carrying Case

  • Total magnification: 40X-100X-250X-400X-1000X-2500X.
  • Eyepieces: wide field WF10X/18 and WF25X.
  • Objective: achromatic DIN 4X, 10X, 40X (spring),100X (spring, oil).
  • Head: 30 degrees inclined 360 degrees rotatable trinocular Siedentopf.
  • Interpupillary: hinge adjustment 1-7/8inch ~ 2-15/16inch (48mm ~ 75mm).
  • Diopter: adjustable on left eyepiece tube.
  • Nosepiece: revolving, quadruple, reversed.
  • Stage: X-Y mechanical stage with scales, range 3inch x 1-9/16inch (78mm x 40mm), dimension 5-1/2i....
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OMAX 40X-2500X Super Speed USB3 14MP Digital Compound Trinocular LED Lab Biological Microscope

  • Total magnification: 40X-100X-250X-400X-1000X-2500X.
  • Objectives: achromatic DIN 4X, 10X, 40X (S), 100X (S, Oil).
  • Viewing head: 45 degrees inclined 360 degrees swiveling trinocular.
  • Interpupillary distance: sliding adjustable 2-3/16inch ~ 2-15/16inch (55mm ~ 75mm).
  • Diopter: adjustable on both eyepiece tubes.
  • Stage: mechanical stain-resistant double layer, size: 5-1/2inch x 5-1/2inch (140mm x 140mm), translation range: 3inch x 2inch (....
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OMAX 40X-2000X USB3 5MP Digital Lab Trinocular LED Compound Microscope with Aluminum Carrying Case

  • Total magnification: 40X-80X-100X-200X-400X-800X-1000X-2000X.
  • Eyepieces: wide field WF10X/18 and WF20X.
  • Objective: achromatic DIN 4X, 10X, 40X (spring),100X (spring, oil).
  • Head: 30 degrees inclined 360 degrees rotatable trinocular siedentopf.
  • Interpupillary: hinge adjustment 1-7/8inch ~ 2-15/16inch (48mm ~ 75mm).
  • Diopter: adjustable on left eyepiece tube.
  • Nosepiece: revolving, quadruple, reversed.
  • Stage: X-Y mechanical stage with scales, range 3inch x 1-9/16inch (78m....
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