The larger aperture of the Sky-Watcher 120/900 Evostar ED Doublet OTA provides you a dramatic increase in resolution and observe the lunar and planetary surface phenomenon in 3D-alike high-definition.
The tight globular star clusters appear like a beehive of crisp stellar pin points, star upon thousands of stars deep into the objects core.
For Deep-sky observation, rich aggregates of stars within Galaxies, Nebulas, and open clusters appear brilliant contrasted against a very dark velvet black background.
Original price was: $4,249.99.$3,499.00Current price is: $3,499.00. inc GST
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Add to cart120/900 Evostar ED Doublet Refractor OTA
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 adjustments.
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-aluminum 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-aluminum, painted white.
In the Box:
| Optical Design | ED Refractor OTA |
| Model Number | SWBDED80-OTA |
| Aperture | 120mm |
| Focal Length | 900mm |
| Eyepiece | 28 mm LET 2″ |
| Focuser Diameter | 2″ |
| Finder Scope | 8 x 50mm |
| Diagonal | 2″ 90º Dielectric Diagaonal |
| 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 |
