The CVI IF-2025-C is a precision optical interferometer flat — a high-accuracy, polished flat window used in interferometry, laser optics, and precision optical assemblies. It’s part of CVI Laser Optics’ IF series of flats, designed for testing, calibration, beam sampling, and other high-precision optical applications.
🔍 Key Specifications
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Diameter: ~2 in (50.8 mm)
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Material: N-BK7 optical glass (designation “C”)
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Type: Interferometer flat optical window
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Surface: Polished on both faces with a slight wedge (not perfectly parallel), typically ~30 arc-minutes to reduce internal interference.
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Use: Ideal for interferometry calibration, optical alignment and testing setups, laser beam sampling, and as a precision reference surface in optical instruments.
📌 Typical Applications
✔ Interferometry and metrology systems
✔ Calibration standards for optical instruments
✔ Beam splitting and sampling optics
✔ Precision optical bench assemblies



