SkyWatcher Black Diamond ED80 Doublet Refractor Telescope - OTA
The SkyWatcher Black Diamond ED80 is a refractor telescope that well designed for wide-field astronomical observation of prominent nebulae, star clusters, and galaxies from a dark-sky location. Come with focal ratio f/7.5, it can be used as an astrograph for sky photography or telephoto lens. The Ultra high contrast of this SkyWatcher ED Refractor allows the subtlest of details to be easily scrutinized under conditions of good seeing.
Metallic High-Transmission Lens Coatings (MHC)
Each air-to-glass lens surface has been coated by SkyWatcher'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 SkyWatcher Black Diamond ED80 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.
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 SkyWatcher Mount. The quick-release tube rings provided with Black Diamond ED80 are cast-aluminum, painted white.
In the Box:
1.25" Focuser Adaptor
8x50 Finderscope with Bracket
Eyepiece - LET 28mm
Tube Ring Attachment to Any SkyWatcher Mount