GSO 8" f/4 Imaging Newton OTA

  • Fast and diffraction limited optics
  • Optimized by fast focal ratio of f/4 for astrophotography and wide-field observation.
  • High quality focuser for heavy cameras

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Product description

The reflector is optimized for excellent illumination. The diameter of the front bezel is generously sized, so that the tube does not shade itself. Also, the secondary mirror guarantees an image free from disturbing shadowing, even when using large format camera Senoren.

The large-sized secondary mirror and the quality focuser guarantee optimum illumination of the visual field in photography and also in monitoring. In the design of the reflector value was placed on high stability and rigidity.

  • 94% forced mirroring on primary and secondary mirror
  • built-in cooling the primary mirror for rapid cooling of the telescope
  • comfortable focus position - also allows the use of DSLR cameras & Off Axis Guider
Card Code40450400139
Area of applicationAstrophotography, Moon & Planets, Nebulae & Galaxies, Sun (only with suitable solar filter)
Recommended forExperienced amateurs, Advanced
Optical designNewtonian
Mirror designParabolic
Aperture (mm)200
Focal length (mm)800
Focal Ratio4
Resolving Power (theoretical)0.58
Magnitude limit (theoretical)13.3
Light gathering capacity (in relation to human eye)820
Tube length (mm)730
Type of buildCrayford
Connection barrel2"
--Included accessories--
Finder scope8x50
Eyepiece adaptor1.25" - 2"
Package weight8.7
Sky Guide 2016

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