GSO 10" f/4 Imaging Newton OTA

  • Newton Reflector, optimized by fast focal ratio of f/4 
  • Ideal for astrophotography and widefield observation.

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$ 1,200

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Product description

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.

The benefits at a glance:

  • fast and diffraction limited optics and f/4 for short exposure times
  • 94% forced mirroring on primary and secondary mirror
  • High quality focuser for heavy cameras
  • 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

The refractor 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.

Card Code40450400141
Area of applicationAstrophotography, Moon & Planets, Sun (only with suitable solar filter), Nebulae & Galaxies
Recommended forAdvanced, Experienced amateurs
Optical designNewtonian
Aperture (mm)250
Focal length (mm)1000
Focal Ratiof/4
Resolving Power (theoretical)0.45 arc sec
Magnitude limit (theoretical)13.8
Light gathering capacity (in relation to human eye)1320x
Tube length (mm)980
Type of buildMonorail
Connection barrel2"
Type of buildNo Mount
GoTo controlNo
--Included accessories---
Finder scope8x50
Eyepiece adaptor1.25" - 2"
Package weight15,3
Sky Guide 2016

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