Advances in OptoElectronics / 2011 / Article / Fig 9

Review Article

From Spheric to Aspheric Solid Polymer Lenses: A Review

Figure 9

(a) Optical microscope and (b) AFM measurements after FC-43 thinner has been applied to a structural surface. FC-43 (3 M, USA) was originally used as a Teflon thinner at a concentration of 1%. The Teflon was spun-coated on a chip with a predefined photoresist pattern, and dry-baked at 180°C. We could find that no wrinkle surface is present on the Teflon surface.

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