Levenhuk Ra 300N Dobson Telescope

€1,182.60
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SKU
50750

It is difficult to overestimate the capabilities of the Levenhuk Ra 300N Dobson telescope. With this telescope, it is possible to see thousands of objects in the night sky, many of them even in detail. Only bad weather or an unfavorable atmospheric situation can spoil the produced image. But when conditions are good, the telescope will reveal countless astronomical beauties. All the objects in the NGC catalog, the Moon, the planets of the Solar System with their satellites, comets, etc. are within the reach of possible observations. This telescope is ideal for astronomical observations in the countryside and proves to be an excellent choice for both beginners and experienced amateur astronomers.

More Information
EAN/UPC 5905555002620
Manufacturer LEVENHUK
Manufacturer Code 50750
Price €1,182.60

Descrizione

It is difficult to overestimate the capabilities of the Levenhuk Ra 300N Dobson telescope. With this telescope, it is possible to see thousands of objects in the night sky, many of them in detail. Only bad weather or unfavorable atmospheric conditions can spoil the produced image. But when the conditions are good, the telescope will reveal countless astronomical beauties. All objects in the NGC catalog, the Moon, the planets of the Solar System with their satellites, comets, etc. are within reach of possible observations. This telescope is ideal for astronomical observations in the countryside and proves to be an excellent choice both for beginners and experienced amateur astronomers.

Parabolic primary mirror with aluminum coating

The diameter of the primary mirror is 300 mm. It is a parabolic mirror, so optical distortions are minimized. The optics create a clear image up to the maximum magnification. The aluminum coating has a reflection coefficient of 92~96%. The optical components of this telescope are unmatched. In addition, it is equipped with a dual-speed Crayford focuser that allows smooth focus adjustments.

Active cooling of the optics for faster temperature stabilization

On the back of the telescope tube there is a cooling fan. It serves to speed up the temperature stabilization process. Under normal conditions, it can take several hours for the optics to reach thermal equilibrium with the ambient temperature. However, active cooling can almost halve this wait. The fan is battery-powered (batteries sold separately).

Dobsonian mount with side bearings equipped with brake system for smoother tube movement

The Dobsonian mount has been significantly improved compared to classic mounts of this type. The special side bearings equipped with a brake system allow the optical tube to move smoothly. It is possible to move the optical tube a few centimeters up or down when using a heavy eyepiece or an optional finder. There are graduated scales on the sides of the mount for easier balancing. The bearings have a very robust design and will ensure great smoothness throughout their service life.

Ready-to-use kit

In addition to the optical tube and mount, the kit includes a 9 mm eyepiece, a 30 mm eyepiece, and an 8x50 mm finder scope. Thanks to these, it is possible to make observations immediately.

Features:

  • Newtonian reflector with 300 mm parabolic primary mirror
  • Special aluminum coating with reflection coefficient 92~96 %
  • Active battery-powered cooling for faster temperature stabilization
  • Dual-speed Crayford focuser for precise focus adjustments
  • Easy-to-use Dobsonian mount with side bearings equipped with brake system for smoother optical tube movement
  • Minimal optical distortion, large aperture and easy-to-use design

Kit includes:

  • Telescope optical tube
  • Dobsonian mount
  • Plössl 9 mm eyepiece
  • Super View 30 mm eyepiece
  • 8x50 mm finder scope
  • Finder base
  • Cooling fan
  • User manual and lifetime warranty
BrandLevenhuk Inc., USA
Warranty, yearslifetime
EAN5905555002620
Package size (LxWxH), cm156x58x49.5
Shipping weight, kg49.14
Optics designreflector
Optical schemeNewtonian
Optics materialBK-7
Lens treatmentaluminum
Primary mirror diameter (aperture), mm304
Secondary mirror obstruction, mm70
Lens shape (mirror)parabolic
Focal length, mm1520
Maximum usable magnification, x608
Aperture ratiof/5
Resolution threshold, arcseconds0.456
Limiting apparent magnitude14.9
EyepiecesPlössl 9 mm (168x), Super View 30 mm (50x)
Eyepiece barrel diameter, in1,25/2
Objective lens obstruction: by area0
Objective lens obstruction: by diameter23
Finderoptical, 8x50
Focuser2', Crayford, dual speed
Accessory trayyes
Telescope controlmanual
MountDobsonian
Mount materialwood
Extra elementscooling fan for primary mirror
Operating temperature range, °C-5 — 35
User levelexperienced users, professionals
Assembly and installation difficulty levelcomplicated
Observed objectdeep sky objects

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