Black Diamond ED Refractor

Ultra wide-field telescope that offers a wide swaths of sky in a single view. It is suitable not only for prominent nebulae, star clusters, and galaxies, but astrographing as well.

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Black Diamond ED Refractor Models & Specs

BK 80ED OTAW BK 100ED OTAW BK 120ED OTAW
Optical Design ED Refractor
Optical design ED Apochromatic Refractor ED Apochromatic Refractor ED Apochromatic Refractor
Faintest steller magnitude 12.2 12.7 13.1
Focal length 600mm 900mm 900mm
Shipping weight 8 kg 15 kg 18 kg
Focuser diameter 2" dual speed, crayford 2" dual speed, crayford 2" dual speed, crayford
Finder scope 8X50 8X50 8X50
Tube weight 2.47kg 3Kgs 5.13kg
Optical diameter 80mm 100mm 120mm
F/ratio F/7.5 F/9 F/7.5
Tube dimensions 10 cm x 62cm 10 cm x 92cm 10 cm x 62cm
Secondary mirror diameter
Shipping dimensions 68 x 33 x 23 cm3 105x39x30cm3 120x45x46 cm3
Diagnol 2" 90 deg. Dielectric Diagonal with 1.25" adapter 2" 90 deg. Dielectric Diagonal with 1.25 inch adapter 2" 90 deg. Dielectric Diagonal with 1.25" adapter
Highest practical power 160x 200x 240x
Eyepieces LET 2"-28 LET 2"-28 LET 2"-28