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SV223 90° Diagonal Mirror with 2 in & 1.25 in adapters

SVBONY ★ 3.3/5 · ItemOracle Score Mid-Range

$150 USD
Price subject to change
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SVBONY SV223 90 Degree Diagonal Mirror, 99% Reflective Dielectric Coating Erect Image Star Diagonal 2 Inches with 1.25 Inch Adapter, Diagonal Adapter for Astronomical Telescope

SV223 diagonal mirror with 99% dielectric coating for erect image. 90-degree design improves observation; sturdy aluminum build with clicklock locking for stable eyepiece attachment. Customer insight: stable fit reduces chance of component detachment

Highlights

  • 90-degree erect image design
  • high-reflectivity dielectric coating
  • secure clicklock locking mechanism

Pros

  • clicklock locking mechanism
  • 99% reflective dielectric coating
  • 90-degree design for comfortable viewing
  • high-quality aluminum construction
  • internal anti-reflection baffling for contrast

Cons

  • no explicit compatibility details beyond adapters
  • no user-supplied performance metrics beyond coating and surface accuracy
  • rating based on limited reviews

Best For

  • visual observing with 1.25 in eyepieces
  • diagonal replacement in telescopes
  • astronomical imaging alignment
  • enhanced viewing comfort during long sessions
  • coarse focusing with erect image for star fields
  • compatibility testing with 2 inch and 1.25 inch accessories

Features

  • Clicklock mechanism provides secure locking for eyepiece installation
  • 99% reflectivity dielectric coating on the diagonal mirror
  • Surface accuracy of 1/10 wave for optical quality
  • Aluminum construction with internal anti-reflection baffling for contrast
  • 90-degree diagonal design for comfortable visual observation

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