JMI Telescopes 8" Parabolic Mirror Set

JMI Telescopes 8" Parabolic Mirror Set

JMI Telescopes 8" Parabolic Mirror Set


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Product Highlights

  • 8" Primary Aperture
  • 50mm Secondary Aperture
  • 1200mm Focal Length
  • SiO2 Protective Coating
  • Aluminum Reflective Coating
  • Diffraction Limited BK7 Glass
  • Approximately 93% Reflectivity
  • 1/16 Wave RMS Minimum
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JMI Telescopes MIRSET0860 Overview

  • 1Description

The 8" Parabolic Mirror Set from JMI Telescopes is a primary and secondary mirror set for do-it-yourself telescope projects. Both elements have been precisely designed and engineered to meet exacting specifications at the Guan Sheng Optical factory. The primary and secondary mirrors are constructed of diffraction limited BK7 glass and feature an aluminum reflective coating and a SiO2 protective coating.

BK7 Glass
BK7 is a barium borosilicate optical glass known for its high transmission and clean, clear appearance.
Primary / Secondary Set
This mirror set includes a 8" primary mirror and 50mm secondary mirror, delivering a 1200mm focal length and f/6 light gathering ability.
Table of Contents
  • 1Description

JMI Telescopes MIRSET0860 Specs

Aperture Primary: 8" / 203 mm (nominal); 7.87" / 200 mm (actual)

Secondary: 2" / 50 mm

Focal Length 1200 mm
Focal Ratio f/6
Thickness 25 mm (primary)
Weight Primary: 3.9 lb (1.8 kg); Secondary: 2.4 oz (68 g)

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