SVBONY SV230 1.25'' 8-20mm Super Zoom Aspheric Eyepiece 57°- 72° w/ 2'' Adapter
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SVBONY SV230 super zoom eyepiece provides you with a wide range of magnifications all combined in a single eyepiece. It is convenient to observe planet. 

*Wide angle eyepiece, expand the view of sight.
*Wider coverage, compatible with more brands.
*Output images without edge distortion.
  • 57°-75°panoramic wide angle provides you with the ultimate observation comfort.
  • Parfocal across the entire zoom range.There is almost no need to refocus when changing magnification.
    Adjust focal lengths does not require repeated focusing; and is also suitable for large astronomical binoculars; easy to adjust.
  • The aspherical lens is designed to eliminate edge distortion, it has resolved the persistent issue of subpar edge image quality associated with wide-angle eyepieces, thereby transcending the visual constraints experienced by users.
  • Zoom ratio exceeding 2x, facilitating the details.
    And the focal length coverage is wider; compatible with Svbony; Celestron; Skywatcher and other mainstream brands.
  • Adjust the zoom magnification and lock the selected magnification.
    Fixed the selected zoom ratio to ensure a stable observation experience and avoid accidental zoom misoperation.
  • Equipped with 1.25” and 2” interfaces. It is suitable for multiple telescopes.
  • Support Astigmatic Corrector
    Support for astigmatism corrector installation and adaptation; suitable for people with astigmatism; improve visual observation comfort.
  • Fully Multi-Coated
    Coatings are a great help for increasing the glass's light transmission and transparency, combined with the 6 groups and 9 elements construction to provide a clearer image.
  • This design can absorb unwanted light when observing objects, reduce the effects of light pollution.
  • Continuous focal length zoom of 8mm to 20 mm for a wide range of magnification without the need to switch eyepieces.
  • Long eye relief of 17 mm for comfortable viewing position, even for eyeglass wearers.
  • The adjustable rubber eye-cup is comfortable for viewing with or without spectacles.
  • The strength and corrosion resistance of stainless steel make the cover not easy to deform and has a longer service life.
  • Strong Compatibility
    This eyepiece is compatible with any telescope that accepts a 1.25-inch eyepiece. 
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Model SV215SV230SV245
Focal Length3mm-8mm8mm-20mm8mm-16mm
Apparent Field of View56°57°-72° 63°
Barrel Size1.25"1.25" & 2"1.25" & 2"
CoatingsFully multi-coatedFully multi-coatedFully multi-coated
Blackened Lens EdgesYesYesYes
Eye Relief10mm17-19mm18-17mm
ParfocalYes Yes Yes
Clickstop Click DesignYes Yes Yes
Rubber Eye GuardYes Yes Yes
Dioptrix MountingNoYes Yes
Filter ThreadsM28.5x0.6M28.5x0.6 & M48x0.75M28.5x0.6 & M48x0.75
Groups/Elements4/66/95/8
Groups/Elements6/9
Filter ThreadsM28.5x0.6 & M48x0.75
Flatfield DesignYes
Telescope TypeRefractor
Focal Length8mm-20mm
MPNW9185A
CoatingsFully multi-coated
Dioptrix MountingYes
Outer Diameter60mm
Eye Relief17-19mm
Unit TypeUnit
Compatible SeriesUniversal
Height132mm
FeaturesZoom
Compatible BrandUniversal
Apparent Field of View57°- 72°
Item Diameter1.25 in
Blackened Lens EdgesYes
Compatible ModelUniserval
Aspheric EyepieceYes
Barrel Size1.25" & 2"
Material of BarrelStainless steel
BrandSVBONY
ParfocalYes
Clickstop Click DesignYes
TypeSuper Zoom Aspheric Eyepiece
ModelSV230
Rubber Eye GuardYes
Net Weight500g/17.66oz
PushAuction