GSO newton 200/1000
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    • GSO newton 200/1000

    GSO Newton 200/1000 F5

    479.00
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    GSO Newton 200/1000 F5

    GSO Newtonian 200 mm f/5 telescope with BK7 optics, Crayford focuser, and cooling fan. Ideal for deep-sky and planetary use, and compatible with multiple equatorial mounts for both visual and imaging applications.

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    Available.

    GSO Newton 200/1000 F5

    Overview

    The GSO Newton 200/1000 offers serious amateur astronomers a high-quality reflector telescope with robust mechanics and bright, contrast-rich optics. Its f/5 focal ratio makes it an excellent all-round instrument for visual observation and entry-level astrophotography.

    Weighing approximately 9 kg, this OTA (optical tube assembly) can be easily used with a variety of modern equatorial mounts, including those with harmonic drive or belt-driven systems such as those developed by manufacturers like iOptron. This flexibility makes it suitable for portable setups as well as stationary configurations.

    Technical specifications

    • Optical design: Newtonian reflector

    • Aperture: 200 mm

    • Focal length: 1000 mm (f/5)

    • Primary mirror: parabolic BK7, 94% reflectivity coating

    • Secondary mirror: 63 mm diameter

    • Central obstruction: approx. 31.5%

    • Focuser: 2" Crayford with 1:10 micro-reduction and 1.25" adapter

    • Finder scope: 8x50 straight-through

    • Cooling: rear-mounted fan to accelerate thermal stabilization

    • Tube: steel, 930 mm length, 230 mm diameter

    • Weight (tube only): ~9 kg

    • Included accessories:

      • Pair of mounting rings with Vixen-style dovetail

      • 35 mm extension ring (for visual focus)

      • Dust caps for optics and focuser

    Mounting and usage considerations

    Due to its manageable size and moderate weight, the GSO Newton 200/1000 OTA pairs well with equatorial mounts offering a visual payload capacity of at least 12 kg. For imaging, a higher tolerance is preferred to maintain guiding accuracy.

    It can be used on various modern equatorial mounts incorporating strain wave gearing, direct drive, or belt-driven mechanisms, including those found in product lines from manufacturers like iOptron. This makes the telescope adaptable for use in both mobile astrophotography rigs and fixed observatories.

    Highlights

    • High-quality BK7 parabolic optics with excellent contrast

    • Smooth and precise Crayford focuser for heavy accessories

    • Cooling fan reduces setup time

    • Compatible with coma correctors for improved astro imaging

    • Integrates well with a wide range of modern tracking mounts

    GSO 200-1000

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