SVBONY SV138 1.25\" 45° Correct-Image Prism Diagonal Metal ft Refractor Telescope For Sale
![SVBONY SV138 1.25\](telescope-image-large/g/facAAOSwVwFlhPJr/s-l1600/SVBONY-SV138-1-25-45-Correct-Image-Prism-Diagonal-.jpg "SVBONY SV138 1.25\")
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SVBONY SV138 1.25\" 45° Correct-Image Prism Diagonal Metal ft Refractor Telescope:
$138.68
Fully multi-coated prisms for superior image fidelity and maximum light throughputFits for 1.25inch telescope eyepiece and focuserCNC Manufactured, aluminum alloy housing and stainless steel coverWide 45 degree angle makes you view correct image from telescope stand and just look down with a comfortable angleCorrect upside down and left-right reversed image easily, which allowsview things during daytime in correct positionNote: that the 45-deg correct-image diagonal requires 5/8\" more focus travel than typical diagonals. Not recommended for use in Newtonian reflector or Dobsonian reflector telescopes. ModelSV223SV223SV222SV222SV221SV221SV188/PSV188/PSV138SKUW9180AW9180BW9179AW9179BW9178AW9178BF9171AF9171BW9107AW2733ADeflection Angle90°90°45°90°90°45°90°90°45°90°Diameter1.25inch2inch1.25inch1.25inch1.25inch1.25inch1.25inch1.25inch1.25inch2inchTypeMirrorMirrorPrismPrismMirrorPrismMirrorMirrorPrismMirrorleft and right imagingreversereverseforwardforwardreverseforwardreversereverseforwardreverseUp and down imagingforwardforwardforwardforwardforwardforwardforwardforwardforwardforwardEquivalent optical path (mm)85.5109.1/118.69365.6738678.578.5Effective aperture25mm43mm16mm19mm29.5mm19mm27mmAdvantageCoaxial locking, high-reflective dielectric coating, high surface accuracyCoaxial locking, high reflective dielectric coating, high surface accuracy, dozens of layers of coating, high surface accuracySuitable for astronomical observationsSuitable for astronomical observationsSuitable for astronomical observationsSuitable for astronomical observationsHighly reflective dielectric coating Features:
- Fully multi-coated prisms for superior image fidelity and maximum light throughput
- Fits for 1.25inch telescope eyepiece and focuser
- CNC Manufactured, aluminum alloy housing and stainless steel cover
- Wide 45 degree angle makes you view correct image from telescope stand and just look down with a comfortable angle
- Correct upside down and left-right reversed image easily, which allowsview things during daytime in correct position
- Note: that the 45-deg correct-image diagonal requires 5/8\" more focus travel than typical diagonals. Not recommended for use in Newtonian reflector or Dobsonian reflector telescopes.
Package Includes
- SV138 1.25-Inch 45-degree Correct-Image Prism Diagonal
- 2PCS Dust Cover
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