Recommended for astro photography.
View the Solar System in HD style on a clear night with transparent skies. Simply turn your Sky-Watcher 100/900 Black Diamond ED Doublet OTA to the Crescent Moon, the Apennine Mountains snap into razor-sharp focus revealing a cornucopia of jagged mountain ridges, canyons, and numerous small craters in ultra high definition.
Reveal the gas giant – Jupiter with Sky-Watcher 100/900 Black Diamond ED Doublet OTA. Observe the Jupiter’s swirling equatorial bands in high-definition with festoons, and tonality within the bands. The great spot is clearly visible, discreetly contrasted from the surrounding Jovian landscape. Prominent deep-space nebula yield improved definition in gaseous outer extensions. Stars in globular clusters resolve to pinpoints. This is just the beginning of an incredible journey of exploration possible with a Sky-Watcher 100/900 Black Diamond ED Doublet 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 100/900 Black Diamond 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.
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 Black Diamond ED100 are cast-aluminium, painted white.
- Diameter - 100mm
- Focal length - 900 mm
- Eyepiece - 2 inch 28mm
- Highest Practical Power - 200x
- Faintest Steller Magnitude - 12.7
- Finderscope - 8X50 Straight Through
- Tube weight - 3kg
- Diagonal - 2 inch 90º Dieletric Diagonal with 1.25 inch adapter
- 100mm x 920mm