Optical Contact Angle

OCA 25

The DataPhysics OCA 25 is an all-rounder for contact angle and drop shape analysis measurement. It can also measure samples at special environment conditions such as high temperatures, high/low pressures, etc.


  • Sample table adjustable in all three axis with precision mechanics
  • High performance 6-times zoom lens
  • Integrated continuous fine focus, and adjustable observation angle
  • Video measuring system with USB 3.0 camera
  • LED-lighting with manual and software controlled intensity including automatic temperature drift compensation