Jacobs Digital

09 480 5903


9 Mokoia Road

Birkenhead, Auckland 0626

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Monday to Saturday

SkyWatcher 120/900 Black Diamond ED Doublet Refractor OTA Telescope


SkyWatcher 120/900 Black Diamond ED Doublet Refractor OTA Telescope-Telescope-Jacobs Photo and Digital

SkyWatcher 120/900 Black Diamond ED Doublet Refractor OTA Telescope


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or 12 months interest free


or 6 easy payments of $504.83


or 4 easy payments of $757.25



About this product

120/900 Evostar ED Doublet Refractor OTA

  • Suitable for Astrophotography
  • View Solar System in High Definition
  • Metallic high-transmission Coatings
  • Compact & Portable
  • Comes with An Aluminium Case
  • 5 Years Sky-Watcher Limited Warrant

Metallic high-transmission Lens Coatings (MHC)
Each air-to-glass lens surface has been coated by Sky-Watcher’s proprietary MHC. An anti-reflection metallic coatings which ensure optimum light-transmission approaching 99.5%.

Light-Baffled Optical Systems
The objective lens cell of this Sky-Watcher 120/900 Evostar ED Doublet OTA is light-baffled to reduce stray & unfocused light to insure optimum contrast. The interior of the tube is flat blackened to prevent unfocused internal light reflections from reaching the focal plane.

Precision 2” Crayford Focuser
This precision 2″ Crayford Focuser is mechanically ultra-smooth and backlash-free, offers you a fine and ultra-fine focusing adjustment.

Tube Materials
The optical tube material is rolled steel, powder-coated reflective gloss black with gold fleck accent. The front and back cells are cast-aluminium painted white & black.

Telescope Tube Attachment Hardware
The optical tube comes with attachment hardware that allows it to be securely fastened to any Sky-Watcher Mount. The quick-release tube rings provided with Evostar ED80 are cast-aluminium, painted white.

In the Box:

  • ED120 OTA
  • 2″ Diagonal
  • 1.25″ Focuser Adaptor
  • 8×50 Finderscope with Bracket
  • Eyepiece – 5mm, 20mm (May come with 1x LET28mm instead of 2x 1.25 eyepieces)
  • Tube Ring Attachment to Any Sky-Watcher Mount
  • Piggyback Bracket
Optical Design ED Refractor OTA
Model Number SWBDED120-OTA
Aperture 120mm
Focal Length 900mm
Eyepieces LET28mm
Focuser Diameter 2″
Finder Scope 8 x 50mm
Diagonal 2″ 90º Dielectric Diagonal
Highest Practical Power 240x
Recommended Usage For the Professional
Tube Dimensions 10cm x 92cm
Shipping Weight 14.5kg
Recommended Usage Astrophotography, Viewing Galaxies/Stars/Nebulae

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