Sunday, May 26, 2013

Levenhuk Ra 250N Dobsonian Telescope

Levenhuk Ra 250N Dobsonian Telescope


Levenhuk Ra 250N Dobsonian Telescope

Levenhuk Ra 250N Dobsonian Telescope



Levenhuk Ra 250N Dobsonian Telescope is a Newtonian reflector on Dobsonian mount with 254 mm (10 in) aperture and 1200 mm (47.2 in) focal length.
This telescope is a perfect choice for everyone - from beginners to experienced stargazers. All optical elements are made of top-quality BK-7 glass. Also, there is a built-in cooling fan for adapting to the outside temperature. With the telescope you will receive everything for your observations. Necessary accessories are included in the kit.



The kit includes:
- Levenhuk Ra 250N Dobsonian Telescope optical tube
- Dobsonian mount
- Plössl eyepiece (9 mm)
- Super View eyepiece (30 mm)
- 8x50 finderscope
- Finderscope base
- Cooling fan
- Batteries for built-in cooling fan
- User guide and 3-year warranty



Optical design: Newtonian reflector

Primary mirror diameter, mm: 254
Focal length, mm: 1200

Magnification, x: 508

Highest practical power, x: 508

Lowest practical power, x: 36

Focal ratio: f/4.7

Limiting stellar magnitude: 14.7

Resolution threshold, arcseconds: 0.5

Focuser: 2" dual-speed Crayford

Mount type: altazimuth, Dobsonian

Barrel diameter: 2", 1.25"
Tube-mount assembly system: quick-release thumbscrew

Finderscope: optical, 8x50 mm

Eyepieces (included in the kit): 9 mm Plössl, 30 mm Super View

Primary mirror optics material: BK-7 glass

Mirror shape: paraboloid

Optical tube dimensions, in: 12.2x48.4

Mount dimensions, in: 21.2x25.1

Optical tube weight, lbs: 35.3

Mount weight, lbs: 26.8

Total weight, lbs: 78.3


  • Newtonian telescope
  • Primary mirror diameter: 254 mm
  • Focal length: 1200 mm
  • Comes in a kit - see the description

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