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National Geographic Refractor 90/900 EQ3 (9070000)

Photos - Telescope National Geographic Refractor 90/900 EQ3
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Outdated Product
$366.12 up to $379.68
Design: lens (refractors); Mount type: equatorial; Lens diameter (mm): 90; Focal length (mm): 900; Max. useful magnification (x): 180; Max. resolution magnification (x): 135; Min. magnification (x): 13; Aperture: 1/10; Penetrating power: 11.9; Finder: red dot; Focuser: rack; Lens Barlow (x): 3
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National Geographic Refractor 90/900 EQ3
$366.12 up to $379.68
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National Geographic Refractor 90/900 EQ3
Barlow lensstar diagonalmoon filter
Main
Designlens (refractors)
Mount typeequatorial / EQ-3 /
Specs
Lens diameter90 mm
Focal length900 mm
Max. useful magnification180 x
Max. resolution magnification135 x
Min. magnification13 x
Aperture1/10
Penetrating power11.9 зв.вел
Resolution (Dawes)1.55 arc.sec
More features
Finderred dot
Focuserrack
Eyepiece bore diameter1.25 "
Lens Barlow3 х
Relay lens1.5 х
Moon filter
Diagonal mirror
General
Tube length84 cm
Tripod height118 cm
Total weight10 kg
Added to E-Catalogoctober 2016
P/N
9070000

Information in model description is for reference purposes.
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Telescope National Geographic Refractor 90/900 EQ3
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