Iridian delivers advanced optical polishing capabilities through a highly experienced team and tightly controlled processes that ensure exceptional surface quality and precision. These capabilities enable the achievement of demanding surface finishes and tolerances required for high-performance optical applications. By maintaining full in-house control over polishing processes, Iridian ensures consistency, quality, and repeatability from initial prototypes through large-scale production. This integrated approach supports both rapid development and efficient, high-volume manufacturing.

Iridian’s polishing capabilities stand out for their combination of precision, control, and scalability:
• Exceptional surface quality – Highly refined polishing processes deliver the smoothness and finishes required for advanced optical performance.
• Tight tolerances and precision – Consistent control over critical dimensions and surface characteristics ensures reliable results.
• Full process control – In-house expertise enables complete oversight of quality, consistency, and performance at every stage.
• Prototype to production flexibility – Supports small quantity builds for design validation as well as seamless transition to high-volume manufacturing.
• Scalable and cost-effective processes – Optimized workflows ensure repeatability and efficiency in large-scale production.
• Integrated optical manufacturing – Complements coating, shaping, and other capabilities to deliver fully finished optical components.

Together, these capabilities enable Iridian to provide polished optical components that meet stringent surface and performance requirements, while ensuring consistency, scalability, and cost efficiency across the full product lifecycle.

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Highly skilled professionals handling ultra precise polishers while carefully monitoring the substrates throughout the whole process.

• Diameter range → 203.2mm to 3.5mm
• Parallelism → 0.08 arcseconds
• Optical thickness → 50µm +/- 0.04µm
• Surface Quality → < 5-2
• Roughness → ≈ 0.1nm RMS {measurement limited}
• Surface Form → Better than 1/20 wave over 6″. Better than 1/50 wave over 4″.
• Wedged substrates → Tolerance of +/- 0.002°
• Prisms → 45°, 30°, beamsplitter
• Materials → BK7, Fused Silica, Zerodur, CaF2, ZnSe, Silicon
• Optical assemblies, solid etalons, airspace etalons