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D203F750 Parabolic Newton Reflector Primary Mirror Objective, 70mm Secondary Mirror Self-Made Astronomical Glasses Accessory AR0949 (D203F750 +70mm)

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$868.00

$ 99 .00 $99.00

In Stock

1.Model:70mm Secondary Mirror


About this item

  • 📣 D203F750 Parabolic Newtonian Reflector Objective
  • 📣 The Primary Mirror Is A Paraboloid, Aperture 203mm, Focal Length 750mm, Accuracy 1/6ℷ
  • 📣 The secondary lens is 70mm short axis lens.
  • 📣 The lens surface is coated with aluminum film and protective film, which can protect the lens from scratch damage.
  • 📣 With the main mirror center mark, it is very convenient to use optical calibration eyepiece or laser calibration eyepiece dimmer axis after installation, is a good choice for DIY homemade bovine paraboloid.
  • 📣 Please select the main mirror, or secondary mirror, or complete accessories according to your needs


📣 The primary mirror center mark is the core reference point of the dimming axis of the Newtonian reflector telescope, which is convenient for optical calibration of the eyepiece or laser calibration of the eyepiece dimming axis after lens installation.
📣 Please select the main mirror, or secondary mirror, or complete accessories according to your needs