DataPhysics OCA 25 (Data Physics Instruments GmbH), contact angle analysis of surfaces to characterize their wetting properties as a function of surface composition

Resolution 2,048 x 1,088 pixels, max. image acquisition rate 2,450 images/s, measuring range 0 - 180° ± 0.1°, interfacial tension 0.01 - 2,000 mN/m ± 0.01mN/m Determination of static and dynamic contact angles, wetting behavior on solid surfaces, the free surface energy of solids and their components and for calculating the surface and interfacial tension from the drop contour analysis