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Elli-SE
概述
Measuring constants: Film thickness, n, k vs λ Thickness range: sub Å ~ 10 μm (depends on film type) Wavelength range: 220 ~ 850 nm (uv) or 380 ~ 1050 nm Option of Spectral Range - (Duv:193nm, IR: 900nm ~ 1700nm, 900nm~ 2,200nm)
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