Best Eyepiece Extender

SVBONY SV112 Telescope Camera Adapter Kit for Canon EOS Rebel SLR DSLR Prime Focus and 1.25 inches Variable Projection Eyepiece Astrophotography

  • ...pe for direct prime focus photography convenient and easily.
  • in this imaging method the camera is connected directly to the telescope and placed at the "prime" focus of the telescope.
  • the telescope becomes the camera lens. no eyepiece is used in this method.
  • this method provides the widest possible field of view, the shortest possible exposure time and moderate magnification.
  • galaxies and other large (but dim) deep sky objects.
  • The camera adapter kit for eyepiece projection.
  • in this imaging method an eyepiece is used to increase magnification.
  • the eyepiece is placed between the camera and the telescope.
  • the eyepiece “projects” the image onto the camera sensor.
  • the projected image size increases with distance.
  • Fits telescopes with a standard 1.25" eyepiece port.
  • the adapter can hold eyepieces up to 42mm in upper body diameter.
  • it also features a laser engraved extension scale for recordability and repeatability as well as a large machined grip ring.
  • for a sure grip in even the worst dew conditions.
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Galileo 800mm x 80mm Astronomical Telescope Kit with Zoom Lens

  • 1¼″ 3x Astroscopic Barlow, 20mm Eyepiece, 6mm Eyepiece.
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D90 D7000 Viewfinder Eyepiece Eyecup Eye Cup for Nikon D7000 D90 D40 D50 D70/D70S D80 D200 D300 D600 D610 D750[2 Packs], Replace eyepiece DK-21, Fire Rock Camera Eyecup Accessories DK21

  • ★For Nikon D90 D7000：DK-21 viewfinder is specially designed for Nikon D7000 D90 D40 D50 D70/D70S D80 D200 D300 D600 D610 D750 digital camera，replaces your lost, damaged or broken eyepiece DK-21..
  • ★Problem solved: DK-21 eyecup protect camera eyepiece. As a cushion around camera's eyepiece ,protect the camera eyepiece and keep the camera viewfinder away from dust，prevents external light from diminishing..
  • ★Material: Be made of ABS plastic covered with soft rubber for comfort and protect your eyes，prevent the eyepiece cup from falling off due to anti-sliding out design..
  • ★Glasses wearinger helper: Provide cushioning around the camera's eyepiece, and is especially useful for people wearing glasses, can replace the camera eyepiece..
  • ★Guarantee: We offer 90 days no reason to refund. Any problem, contact us first please. We will solve it to your satisfaction..
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Vivitar TEL50600 60X/120X Telescope Refractor with Tripod (Black)

  • 60x and 120x Eyepiece Lenses With Storage Cases.
  • Adjustable Full-sized Tripod Sets Up Quickly And Easily.
  • 3x Finder Scope To Locate Objects Faster.
  • Mirrored Diagonal Eyepiece For Easy Viewing.
  • Vivitar Tele View TEL-50600 60/120X Promo Telescope With Full Size Expandable Tripod.
  • It features 60x and 120x eyepiece lenses, a 3x finder to locate objects faster, and a mirrored diagonal eyepiece for the ultimate easy viewing..
  • Includes Zeikos ZE-CL5 5 Piece Cleaning Kit.
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Celestron – Ultima 65 Angled Spotting Scope with Smartphone Adapter – 18 to 55x65mm Zoom Eyepiece – Multi-Coated Optics for Bird Watching

  • ULTIMA ANGLED SPOTTING SCOPE: The outdoor enthusiast’s choice is our great all-around spotting scope with an 65mm objective lens and a 45° viewing angle. Perfect for observing nature and long-distance viewing..
  • INCLUDES ESSENTIALS FOR BETTER VIEWING: Celestron Ultima 65 includes an extended tripod mounting plate, a zoom eyepiece with an integrated T-adapter for digiscoping, a carrying case, an eyepiece lens cap, an eyepiece port cover, a soft carrying case, an eyepiece pouch, a lens cloth, instruction manual, and a smartphone adapter so you can quickly and easily capture images and video through the scope with your smartphone..
  • MULTI-COATED OPTICS: Every lens surface is coated multiple times with anti-reflective coatings to improve the color and contrast of images and maximize brightness, so you can enjoy brighter and sharper images, even when ambient lighting conditions are dim..
  • SHARP ZOOM EYEPIECE FUNCTION: Our Ultima 65 Spotting Scope features a large focus dial, allowing you to bring your subject into razor-sharp focus before it moves away. The included zoom eyepiece helps you zero in for detailed views of distant subjects in seconds..
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Acouto 4mm Plossl Eyepiece 1.25 Inch 4mm Fully Coated HD Eyepiece Plossl Eyepiece Lens for Astronomical Telescope Accessory

  • 1.25 Inch Plossl Eyepiece---- The 1.25" interface size fit for any 1.25" diameter telescope and astronomy filters. Nice accessory for astronomy lovers.
  • Broad Vision---- 1.25 inch 4mm plossl eyepiece can provide you with a wide field of vision. You could use 1.25" plossl eyepiece to watch scenery,....
  • Better Image Quality---- The 4mm plossl eyepiece not only can provide you the widest viewing field, but also can allow you to optimize the image....
  • High Quality---- The frame of 4mm plossel eyepiece lens is made of high quality aluminium alloy, which is durable, not easy to break and lightweight....
  • Good Light Transmission---- Fully multi-coated glass lens has high light transmission and can offer excellent image contrast and clearity. 100% brand....
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Vivitar VIV-MIC-4 100 Pc. Microscope Set - 300-600-1200x Magnification , Grey

  • 60x and 120x Eyepiece Lenses With Storage Cases.
  • Adjustable Full-sized Tripod Sets Up Quickly And Easily.
  • 3x Finder Scope To Locate Objects Faster.
  • Mirrored Diagonal Eyepiece For Easy Viewing.
  • Vivitar Tele View TEL-50600 60/120X Promo Telescope With Full Size Expandable Tripod.
  • It features 60x and 120x eyepiece lenses, a 3x finder to locate objects faster, and a mirrored diagonal eyepiece for the ultimate easy viewing..
  • Includes Zeikos ZE-CL5 5 Piece Cleaning Kit.
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SVBONY SV152 Reticle Eyepiece 1.25 Inch Crosshair Eyepiece 20mm Illuminated Centering Telescope Eyepiece SWA 70 Degree Adjustable Telescope Accessory for Perfectly Guided Star Astrophotography

  • The SV152 crosshair eyepiece is ideal for guiding astrophotos when used in off-axis guiders or guide scopes.
  • The illuminated crosshairs eyepiece is precisely located in the center of the eyepiece field of view.
  • providing accurate results that allow you to easily track the guide.
  • The SV152 crosshair eyepiece have a wide 70-degree apparent field of view makes acquiring and centering target objects a breeze.
  • comfortable 16mm eye relief So you do not have to worry about the goal disappearing quickly.
  • This SV152 illuminated single crosshair eyepiece has a brightness adjustable function.
  • which has relatively low energy consumption at lower brightness.
  • which can extend the life of the illuminator.
  • The standard 1.25-inch filter thread is compatible with all 1.25-inch standard equipment.
  • the threaded extinction inside the eyepiece can well suppress the reflection of internal stray light.
  • The crosshairs for easier use and alignment.
  • excellent for accurate polar and go-to alignment.
  • Fully multi coated broadband green optics with superior optical performance.
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Celestron – Ultima 80 Straight Spotting Scope – 20-60x Zoom Eyepiece – Multi-coated Optics for Bird Watching Wildlife Scenery and Hunting – Waterproof and Fogproof – Includes Soft Carrying Case

  • ULTIMA STRAIGHT SPOTTING SCOPE: The outdoor enthusiast’s choice is our great all-around spotting scope with an 80mm objective lens and a straight-through viewing angle. Perfect for observing nature and long-distance viewing..
  • INCLUDES ESSENTIALS FOR BETTER VIEWING: Celestron Ultima 80 includes an extended tripod mounting plate, a zoom eyepiece with an integrated T-adapter for digiscoping, a carrying case, an eyepiece lens cap, an eyepiece port cover, a soft carrying case, an eyepiece pouch, a lens cloth, and an instruction manual..
  • MULTI-COATED OPTICS: Every lens surface is coated multiple times with anti-reflective coatings to improve the color and contrast of images and maximize brightness, so you can enjoy brighter and sharper images, even when ambient lighting conditions are dim.Prism Coatings:FMC.
  • SHARP ZOOM EYEPIECE FUNCTION: Our Ultima 80 Spotting Scope features a large focus dial, allowing you to bring your subject into razor-sharp focus before it moves away. The included zoom eyepiece helps you zero in for detailed views of distant subjects in seconds..
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