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Precision engineering & observatory deployment · Campbellfield, VIC Nebula Nest ↗ Starship ↗ 1300 930 730
REFLECTOR OTAS · MADE IN AUSTRALIA

10″ f/8 Carbon Fibre Open Tube Ritchey–Chrétien

  • Carbon fibre open tube design
  • 254mm f/8 quartz primary mirror
  • CNC machined single piece spider
  • Astroworx Losmandy style 360mm dovetail
  • Integrated secondary mirror dew heater
  • Astroworx secondary mirror holder with independent collimation and rotation control
  • 3 speed controlled primary mirror fans.
Aperture
Aperture254 mm
Focal length2,000 mm
Ratiof/8
Resolves0.46″
A$12,000 AUD guide price
1300 930 730
  • Designed & machined in CampbellfieldTelescopes, observatories and hosting, one Australian team
  • Supported by the engineers who built itWe fully support our designs and installations
  • Talk to an engineer1300 930 730 · Mon – Fri 9am – 5pm

Astroworx 10″ f/8 Carbon Fibre Open  Tube Ritchey–Chrétien

Features include:

  • Carbon fibre open tube design
  • 254mm f/8 quartz primary mirror
  • CNC machined single piece spider
  • Astroworx Losmandy style 360mm dovetail
  • Integrated secondary mirror dew heater
  • Astroworx secondary mirror holder with independent collimation and rotation control
  • 3 speed controlled primary mirror fans.

Single piece spider

The Astroworx 10″ f/8 astrograph is supplied with a solid spider machined from a single piece of aluminium. This will give you perfect diffraction spikes in your images, because the secondary is fixed on the optical axis of the tube, and the vanes on either side of the secondary are always perfectly aligned. The solid spider also retains collimation because the vanes are not flexible. This means that the secondary holder is on a solid foundation and will not twist or move when suspended at different angles.

Secondary mirror holder

The secondary mirror holder is bolted to the solid spider and supports the secondary mirror without pinching the optics. The secondary holder is designed to allow independent collimation and rotation, meaning collimating the scope will not push the secondary away from the optical axis. Similarly, rotating the secondary mirror holder will not affect collimation. The secondary mirror is heated using nichrome wire embedded in the secondary holder. The heater temperature is user controllable. An optional automated control system is available

CNC machined primary cell with multi-point suspension

The Astroworx 10″ f/8 mirror cell suspends the primary mirror in multiple places, using three paired floating rockers. The cell holds the mirror perfectly perpendicular to the optical axis without pinching the optics or producing astigmatism.

Compare apertures

Which RC is right for you?

Light grasp is relative to a 7 mm dark-adapted eye; resolving limit uses the Dawes formula (116 ÷ aperture in mm).

Model Aperture Focal length Light grasp Resolves Guide price
10″ f/8 254 mm 2,000 mm 1,317× 0.46″ A$12,000
12″ f/8 304 mm 2,432 mm 1,886× 0.38″ A$13,500
14″ f/8 355 mm 2,854 mm 2,572× 0.33″ A$15,800
16″ f/8 406 mm 3,250 mm 3,364× 0.29″ A$20,500
Beyond the telescope

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Host your telescope at Nebula Nest’s remote observatories under dark Victorian skies — installed, maintained and ready to image. Pier rentals from A$90/mo + GST; larger instruments, private domes and complete observatories are quoted to your requirement.

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Let it image all night.

Plan, frame, focus, guide and run unattended until dawn — with a safety supervisor that watches the sky and your roll-off or dome. Works with any ASCOM or Alpaca gear.

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