ToF-SIMS and AFM Characterization of Brown Cosmetic Contact Lenses: From Structural Analysis to the Identification of Pigments

<div>Cross-sectional BSE images and analyses of compositions by SEM-EDX. The crosses represent the EDX analysis points, with red crosses for colored layer points and yellow crosses for the noncolored layer.</div>

Journal of Analytical Methods in Chemistry

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Figure 3: ToF-SIMS and AFM Characterization of Brown Cosmetic Contact Lenses: From Structural Analysis to the Identification of Pigments 