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Reflector Main Mirror 114mm with Secondary Mirror 25mm, Newton Reflector Spherical Mirror for DIY Astronomical Telescope Mirror Kit

4.7 (3) Write Review
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$29.99

$ 14 .99 $14.99

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About this item

  • Contains a primary lens with an objective lens diameter of 114mm and a focal length of 900mm, and a secondary mirror with a short axis (short side diameter) of 25mm length. This is the core component of a set of mirrors.
  • Uses: used in astronomical telescope accessories
  • Features: The main mirror is a spherical mirror with aluminized surface and a protective film to prevent scratches on the main mirror under light touch. The workmanship is excellent.
  • Realistic shooting effect: can shoot planets


Product Description

D114F900

Astronomical Telescope Accessories Main Mirror

The main mirror diameter is 114mm, the focal length is 900mm, and the minor axis of the secondary mirror is 25mm


Lucinda Donahue
2025-06-22 16:46:14
great item. worked as it should
Customer
2025-01-18 17:01:37
The reflective surface is not very durable and started to flake off. I also could not achieve focus at 900mm or anywhere near it. I dont think these are parabolic and if they are, the focal length is entirely incorrect.
Telescope restorer
2024-12-18 18:40:24
Turner up in on piece. Good quality. Very happy.