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Omegon

Pro Astrograph N 200/640 OTA Telescope

Pro Astrograph N 200/640 OTA Telescope

Regular price €3.690,00
Regular price Sale price €3.690,00
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Newtonian astrograph, 200 mm and f/3.2, by Omegon

This compact and portable Newtonian astrophotographer is designed for the demanding astrophotographer looking for a fast telescope with very good sharpness over a large field of view. It is designed for modern high-resolution and large diameter sensors, up to full format.

Thanks to its fast focal ratio of f/3.2 it can take very deep images of deep sky objects in a single night, with very high resolution. Thus, it is possible to obtain images of extended nebulae or galaxy clusters.

A summary of the advantages:

  • parabolic main mirror with 200 mm aperture and f/3.2
  • 3" corrector integrated into the focuser with 0.85 reduction
  • 90 mm diameter secondary mirror (minor axis) for full illumination up to full format
  • large 3" rack and pinion focuser with reducer and M48 adapter
  • possibility of tilting the focuser
  • Adjustable and stable support for the main and secondary mirror
  • 44mm diameter fully illuminated and corrected field of view
  • 55mm working distance from M48x0.75 thread.

Specifications

Optical system
Guy Reflector
Type of construction Newton
Opening (mm) 200
Focal length (mm) 640
Aperture ratio (f/) 3.2
Resolution capacity 0.69
limit value (mag) 13.3
Light collecting capacity 820
Maximum useful magnification 400
Tube weight (kg) 8
Tube diameter (mm) 280
Tube length (mm) 633
tube material Coal
Tube construction complete tube
Fully corrected field (mm) 44
Reflector
Main mirror design parabolic
Secondary mirror design plan
Secondary mirror diameter (mm) 90
Adjustable Yeah
Primary mirror vent Yeah
Main mirror material PZ33
Telescopic eyepiece tube
Type of construction toothed bar
Connection (eyepiece side) 1.25"
Connection thread (on chamber) M48
Backfocus (mm) 55 (@M48)
Free opening (mm) 76
Reduction Yeah
Mount
Type of construction OTA
Frame type rimless
Accessories included
Concealer integrated
Clamps Yeah
Carrying handle Yeah
Transport boxes Yeah
Dovetail plate Losmandy-Style
Search engine shoe Vixen/Skywatcher Level
In general
Series Pro Astrograph
Applications
Moon and planets Yeah
Nebulae and galaxies Yeah
Nature observation No
Astrophotography yes (outstanding)
Sun no (only with appropriate sunscreen)
Recommended for
Beginners No
Advanced Yeah
Observatories No
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