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Parabolic Mirrors, Acute Angles, Protected Silver Coating by Thorlabs

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US$54.00 cheaper than the new price!!

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Used  US$36.00
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Product details

Management number 211178927 Release Date 2026/04/04 List Price US$36.00 Model Number 211178927
Category

These parabolic mirrors, with acute angles and protected silver coating, are designed to collimate divergent sources or focus collimated beams, free from spherical or chromatic aberrations. They offer >97% average reflectance from 450 nm to 2 m, and >95% from 2 m to 20 m. The 'off-axis angle' () is the angle between the focused and collimated beams. Crafted from aluminum substrates, they feature a diamond-turned parabolic surface with a protected silver coating for optimal performance.

  • Corrects Divergent or Collimated Light without Aberrations
  • High Reflectance: >97% (450 nm - 20 m), >95% (2 - 20 m)
  • Available in Off-Axis Angles of 15, 30, 45, or 60
  • Smooth Surface: <100 (RMS)
  • Large Clear Aperture: >90% of Diameter
  • Mounting Options for 1" and 2" Mirrors
  • External SM-Threaded Adapter
  • Unthreaded Adapter for Mirror Mounts
  • Post Mounting Adapter with 8-32 (M4) Taps
  • Adapter for 3" Mirrors: External SM2 Threading and 8-32 Taps
Color Silver
Shape Round
Brand Name Thorlabs
Manufacturer Thorlabs
Material Type Aluminum
Mounting Type 30 mm Cage Compatible 1/4"-20 (M6) Tap
Additional Features clear aperture
Surface Recommendation wall-mounted

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