The VASE® is an accurate and versatile ellipsometer for research on all types of materials: semiconductors, dielectrics, polymers, metals, multi-layers, and more. It combines high accuracy and precision with a wide spectral range – up to 193 to 3200nm. Variable wavelength and angle of incidence allow flexible measurement capabilities, including: • Reflection and Transmission Ellipsometry • Generalized Ellipsometry (Anisotropy, Retardance, Birefringence) • Reflectance (R) and Transmittance (T) intensity • Cross-polarized R/T • Depolarization • Scatterometry • Mueller-matrix
Ellipsometer Configuration | RAE with AutoRetarder | |
Wavelength Range | Standard (Double Chamber) VASE+DUV VASE+DUV+XNIR VASE+DUV+XXIR VASE+XNIR VASE+XXIR | 240-1700 nm 193-1700 nm 193-2500 nm 193-3200 nm 240-2500 nm 240-3200 nm |
Number of Wavelengths | User defined before measurement | |
Angles of Incidence | 15°-90° | |
Data Acquisition Rate | 0.1 to 3 seconds per wavelength | |
Max substrate thickness | 20mm |
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