Top Eyepiece Extender Reviews

Orion 52054 Premium Telescope Binocular Viewer, Black with Red Trim

  • Revolutionary new stereo binocular Viewer design has big advantages over traditional binoviewers.
  • With zero back focus requirement, can be Used with any type of telescope - even newtonians - without need for extender lenses.
  • Features a dielectric-coated beam-splitting mirror - not a prism - which Reduces aberration and improves contrast.
  • Twist-tight Collars on the eyepiece holders are self-centering to eliminate problematic eyepiece offset.
  • Use any two 1.25" eyepieces (sold separately) for 3d-like, immersive views of Astronomical and scenic daytime subjects.
Check Stock

Gosky Astronomical Telescope Accessory Kit - with Telescope Plossl Eyepieces Set, Filter Set, 2X Barlow Lens

  • This nine-piece 1.25 inch astronomy accessory kit let you get the most out and enhances the performance of your telescope..
  • It contains 6mm/12.5mm/ 20mm plossl eyepiece, a 2x berlow lens/ T adapter, a moon filter, three color planetary filters(Red, Blue, Yellow), a Chamois cloth and a handy aluminum case..
  • 6mm 12.5mm, 20mm Plossl eyepieces ——for different power planetary and lunar observation broad-field lunar observations, star clusters, and a wide range of cloudy nebulas and deep-sky targets in any telescope..
  • 2X Barlow lens —— A visual Barlow, doubles the magnification of any inserted 1.25 inch eyepiece,  A prime focus T-adapter for attaching a DSLR camera. With the T2 threads (M42x0.75), you can attach a T-ring for astronomy photography. A tele-extender for increasing the focal length of the telescope when attaching a DSLR camera..
  • Moon filter —— helps to dim the bright light from the Moon, making it more comfortable to view so you can see more detail and surface features. 3 color planetary filters —— The three color filters (Red, Blue＆Yellow) highlight features on Mars, Jupiter, and Saturn.They are an essential tool of the lunar and planetary observer, for filters permit the observation and photography of surface detail that is of....
Check Stock

Gosky 1.25-Inch Premium Telescope Accessory Kit (Silver)- 5pcs Plossl Eyepiece Set, 7pcs Filter Set, 2X Barlow Lens

  • This fifteen-piece 1.25 inch astronomy accessory kit let you get the most out and enhances the performance of your telescope. It is a great save compared to buying items separately.
  • 6mm/8mm/12.5mm/ 20mm/40mm Multi-Coated plossl eyepiece——for different power planetary and lunar observation broad-field lunar observations, star clusters, and a wide range of cloudy nebulas and deep-sky target, as well as daytime use in any telescope..
  • 5 color planetary filters —— The five color filters (Red, Blue, Orange, Green＆Yellow) and a polarizing filter highlight features on Mars, Jupiter, and Saturn. They are an essential tool of the lunar and planetary observer, for filters permit the observation and photography of surface detail that is often virtually invisible without filtration. Moon filter —— helps to dim the bright light from the Moon, making it more comfortable to view so you can see more detail and surface features..
  • 2X Multi-Coated Barlow lens —— A visual Barlow, doubles the magnification of any inserted 1.25 inch eyepiece, A prime focus T-adapter for attaching a DSLR camera. With the T2 threads (M42x0.75), you can attach a T-ring for astronomy photography. A tele-extender for increasing the focal length of the telescope when attaching a D....
Check Stock

Astromania Universal Deluxe Stand Metal Spotting Scopes Telescope Mounts for Digital Camera

  • Works with virtually any point-and-shoot digital, SLR, and DSLR cameras..
  • Rubber-lined eyepiece clamp prevents marring or scratching of eyepiece..
  • Bracket rotation allows visual access of eyepiece without disrupting camera & eyepiece alignment..
  • Compatible with all 1.25" telescope eyepieces and most 2" eyepieces (with housings up to 61mm in diameter)..
  • Deluxe camera mount securely holds virtually any camera up to a telescope eyepiece for afocal astrophotography of celestial objects through the telescope..
Check Stock

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.
Check Stock

Galileo 800mm x 80mm Astronomical Telescope Kit with Zoom Lens

  • 1¼″ 3x Astroscopic Barlow, 20mm Eyepiece, 6mm Eyepiece.
Check Stock

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..
Check Stock

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.
Check Stock

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..
Check Stock

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....
Check Stock

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.
Check Stock

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.
Check Stock

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..
Check Stock