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Newtonian Reflector Telescope Secondary Mirror

NYJLGD ★ 3.5/5 · ItemOracle Score Mid-Range

$50 USD
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Newtonian Reflector Telescope DIY Dedicated Secondary Mirror Elliptical for DIY Newtonian Reflecting Astronomical Telescope

A spherical, aluminized secondary mirror for Newtonian telescopes with protective film. Dimension tolerance 0.5mm and surface accuracy PV 1/4-1/6. Useful for optical axis steering in DIY telescopes

Highlights

  • aluminized reflective surface
  • protective scratch film
  • precision dimension tolerance

Pros

  • aluminized reflective surface
  • protective film reduces scratches
  • low dimension tolerance
  • suitable for Newtonian telescope optics
  • compact component for DIY builds

Cons

  • no explicit compatibility details for model types
  • customer feedback text not provided
  • limited feature description

Best For

  • DIY Newtonian telescope build
  • optical axis alignment component
  • spare secondary mirror for repairs
  • astronomical telescope construction
  • telescope accessory upgrade

Features

  • Spherical mirror with aluminized surface and protective film
  • Includes protective film to prevent scratches on main mirror with light touch
  • Dimensional tolerance 0.5 mm for precision fitting
  • Surface accuracy PV 1/4-1/6 for optical quality
  • Designed as a secondary mirror for Newtonian astronomical telescopes

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