Paraboloid Mirror
Parabolic Mirror
Product Details
The traditional manual method is adopted to process the lager diameter paraboloid and hyperboloid lens with BK7 (ZK N4 or Zerodur) material, use knife-edge instrument for test, with high processing accuracy, and the diameter can be within 900mm.surface accuracy could be less than 1/40 lambda. We are Coaxial Lenses Combination Factory.
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Material
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BK7, ZK N4 ,Zerodur ect.
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Diameter tolerance
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+0.0/-0.15mm
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Diameter
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≤900mm
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Aspherical surface
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Paraboloid, Hyperboloid
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Focal length tolerance
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±2%
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Clear aperture
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≥90%
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RMS Irregularity
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1/40λ
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Surface Quality
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60-40
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Bevel
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0.25 mm × 45°
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Coating
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Metal reflection coating/Dielectric reflection coating
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