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National Geographic 70/900 NG

Photos - Telescope National Geographic 70/900 NG
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Outdated Product
7 999 ₴
  
Design: lens (refractors); Mount type: altazimuth; Lens diameter (mm): 70; Focal length (mm): 900; Max. useful magnification (x): 140; Max. resolution magnification (x): 111; Min. magnification (x): 10; Aperture: 1/12.8; Penetrating power: 11.7; Finder: optic; Focuser: rack; Relay lens (x): 1.5
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National Geographic 70/900 NG
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Main
Designlens (refractors)
Mount typealtazimuth
Specs
Lens diameter70 mm
Focal length900 mm
Max. useful magnification140 x / 337 x when using kit lenses /
Max. resolution magnification111 x
Min. magnification10 x
Aperture1/12.8
Penetrating power11.7 зв.вел
Resolution (Dawes)1.63 arc.sec
More features
Finderoptic / 6x25 /
Focuserrack
Eyepieces20 мм, 12 мм, 4 мм
Eyepiece bore diameter1.25 "
Relay lens1.5 x
Diagonal mirror
General
Tube mountfixing rings
Total weight5.8 kg
Added to E-Catalogjuly 2018
P/N
9071000

923258

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