Sky-Watcher BD ED100 Refractor OTA

100/900 Black Diamond ED Doublet Refractor OTA

Ideal for Planetary observation
Suitable for Astrophotography
Metallic High-Transmission Coatings
Compact & Portable
Comes with An Aluminium Case
5 Years Sky-Watcher Limited Warranty
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.

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 Black Diamond ED100 are cast-aluminium, painted white.

In the Box:

ED100 OTA
2″ Diagonal
1.25″ Focuser Adaptor
8×50 Finderscope with Bracket
Eyepiece – 5mm, 20mm
Tube Ring Attachment to Any Sky-Watcher Mount
Piggyback Bracket