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D150F750 Parabolic Reflector Spherical Primary Mirror for Astronomical Telescope

D150F750 Parabolic Reflector Spherical Primary Mirror for Astronomical Telescope

D150F750 is a parabolic primary mirror with a 150 mm diameter and 750 mm focal length for Newtonian reflection astronomical telescopes. It features a 1/6–1/8λ surface accuracy, aluminum coating with silica protective film, and edge thickness of 18 mm. Designed for high-precision optical performance in amateur and professional astronomy applications.

  • 150 mm diameter and 750 mm focal length for balanced light gathering and focal ratio in Newtonian telescopes
  • 1/6–1/8λ surface accuracy ensures sharp image quality and minimal optical aberrations
  • Aluminum coating with silica protective film extends usable life to 8–10 years under moisture-proof storage
  • 18 mm edge thickness provides structural stability and resistance to deformation during handling and mounting
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Technical features

  • Diameter: 150 mm
  • Focal length: 750 mm
  • Edge thickness: 18 mm
  • Surface accuracy: pv 1/6–1/8λ
  • Coating: Aluminum with silica protective film
  • Optical shape: Parabolic
  • Primary mirror type: Spherical primary with parabolic correction for Newtonian systems
  • Storage condition: Moisture-proof storage required for 8–10 year lifespan

Who it is for

  • Amateur astronomers building or modifying Newtonian telescopes
  • Telescope manufacturers sourcing precision mirrors for assembly
  • Research labs or educational institutions developing optical test setups

Specifications

Diameter150 mm
Focal Length750 mm
Edge Thickness18 mm
Surface Accuracypv 1/6–1/8λ
CoatingAluminum with silica protective film
Optical ShapeParabolic
ApplicationNewtonian Reflection Telescope

Use guide

  • Confirm telescope design compatibility with 150 mm diameter and 750 mm focal length
  • Use moisture-proof storage to preserve coating life over 8–10 years
  • Mount using standard Newtonian mirror cell with proper collimation adjustment

FAQ

What is the surface accuracy of this mirror?
pv 1/6–1/8λ, ensuring high optical precision for clear imaging.
How long will the coating last?
With moisture-proof storage, the aluminum coating with silica film lasts 8–10 years.
Is this mirror suitable for a Newtonian telescope?
Yes, it is designed specifically for Newtonian reflection telescopes.
What coating is applied?
Aluminum coating with a silica protective film for durability and performance.
What is the edge thickness?
18 mm, providing structural stability during handling and mounting.

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