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Bresser

Messier NT-203s/800 EXOS-2 GOTO Telescope

Messier NT-203s/800 EXOS-2 GOTO Telescope

Regular price €1.399,00
Regular price Sale price €1.399,00
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🚚 Estimated delivery: 5 days

  • Equatorial mount with stable swivel tripod foot
  • Startracker GoTo system for automatic search
  • Precise execution thanks to high-quality ball bearings
  • Ideal for astrophotography thanks to its ST-4 compatible autoguider intersection
  • High quality photonewton with fast aperture rate
  • High light intensity with F3.9
  • Hexafoc 2.5" focuser with the possibility of expansion with a 10:1 reduction ratio
  • 6 point mirror mount
  • Large knurled screws for calibrating the primary and secondary mirror

BRESSER's Messier Newton telescope has emerged in recent years as a reliable and effective work tool, also for astronomical photography. With the new Messier NT-203s/800 with Hexafoc we can present you the new generation of these devices. Parabolic primary mirror photonewtons allow you to take deeper snapshots with the same exposure time thanks to its fast 203mm (8") f/3.9 aperture rate. The large 85mm secondary mirror provides optimal field illumination. The High-quality Hexafoc 2.5" focuser gives you vignetting-free and problem-free photography. It also has pipe clamps with a 44mm universal dovetail rail, a carrying handle with the option to mount a photographic device for a camera as well as a clear reticulated finderscope. The Hexafoc focuser can be easily expanded later with a 10:1 reduction ratio (Art.Nr.: 0625720).

Mount, tripod and handbox with computer. This German mount is equipped with guidance motors on both axes, making it easier for you to position and track astronomical objects. The Handbox with GoTo function controls the mount precisely and reliably. Precision motors on both axes allow its use with a minimum of backlash compensation in its nine possible speeds. The battery (12V) can be conveniently fixed in the tray and houses 8 D-size batteries. The mount comes equipped with a solid, highly stable steel tripod and can be loaded with optical tubes weighing up to 13 kg. of weight. The GoTo control allows you to observe the sky by pressing just one button.

With the Bresser Startracker GoTo system you will be able to observe, in just a few minutes and even if you are a beginner in this world, celestial objects whose reach would have been impossible without your GoTo. The GoTo system searches for planets, nebulae or galaxies at the touch of a button and positions your telescope automatically. The GoTo system database contains more than 100,000 ready-to-use celestial objects . Observe celestial objects with your Messier series optics with GoTo system without having to search for a long time or photograph objects with low light content that you would not have been able to reach with classic search methods.

PROPERTIES

  • German GoTo mount with more than 100,000 celestial objects in its database
  • Axles with ball bearings (RA/DEC), ball screw for stable tracking
  • Adjustable polar finder with optional lighting
  • Spherical level for straight positioning
  • Search 8x50 with reticulated eyepiece
  • Optimized finder support for comfortable viewing
  • Handle for comfortable carrying with an integrated camera mount (threaded bolt)
  • 60 mm focus on the eyepiece focuser
  • Prism rails with stainless steel fixing surface T2 adapter for reflex cameras (requires T2 adapter ring)
  • Tube opening 203 mm
  • Focal length 800mm
  • Aperture f/3.9
  • High quality Hexafoc eyepiece with a free inner diameter of 2.5"
  • Limited motion optics with parabolic primary mirror
  • Large secondary mirror with a diameter of 85mm
  • Large knurled screws for calibrating the primary and secondary mirror
  • 50.8 to 31.7mm adapter with integrated T2 adapter (requires T2 ring); with brass adjustment ring

DELIVERY CONTENT

  • telescope tube
  • EXOS 2 GOTO Equatorial Mount with Startracker Handbox
  • Stable tripod with swivel foot made of stainless steel with accessory tray
  • 2 counterweights of 4.5 kg
  • Battery container with bag (batteries not included)
  • Eyepiece 26mm Super Plössl (31.7mm / 1.25")
  • Integrated T2 31.7 mm adapter
  • Adapter for 50.8 mm (2") eyepieces
  • Pipe Clamps with Prism Rails
  • Camera handle and support
  • Search engine 8x50
  • Astronomy software for PC Stellarium
  • Manual, rotating celestial planisphere

Specifications

SCOPE
Scope
  • Deep Sky Observation
  • Deep Sky Photography
  • Moon observation
  • lunar photography
  • planetary observation
  • planetary photography
  • solar observation
TARGET AUDIENCES
Target audiences
  • Advanced
  • Specialists and Research
  • Visual observers
PRODUCT FAMILY
Product family Reflecting telescope
OPTICAL SPECIFICATIONS
Optical design Newton reflecting telescope
Increase of twenty
Increase to 400
Primary Mirror Material BK-7
Secondary mirror diameter 85mm
Mirror/lens diameter 203mm
Focal distance 800mm
Focal ratio 3.9
Resolution 0.56 arc seconds
Seeker 8x50mm
GENERAL TECHNICAL DATA
Material Optical tube Aluminum
Color white
Traction system in RA/AZ 12V DC Servo Motors with Rotary Encoders
fine movements Electrical (RA and DEC)
Bearing in alt-azimuth / RA 2 ball bearings
Bearing in elevation / DEC 2 ball bearings
Tripod Material 3 Stainless Steel
Focus system 2.5" Hexafoc
Frame type German/Equatorial mount with GoTo
Extended warranty (years) 10
DIMENSIONS & WEIGHTS
Total length 1000mm
Total width 1000mm
Total height 1750mm
Net weight Optical tube (accessories included) 11.5kg
tube diameter 235mm
tube length 700mm
Net weight Frame (accessories included) 6.7kg
Net weight Tripod (accessories included) 4.7kg
Counterweight 9kg
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