Langmuir contact angle measuring device. Tag found with object reads: "See modern instrument (A. Bueche) / (Chemistry). / Used to measure the contact angles to / determine interfarial properties of ...
Forget hunting for a tape measure or a protractor. Use your Android phone camera and sensors to handle different types of measurements easily.
An angle is the space between two lines that start at the same point. Angles are measured in degrees (°). They can measure between 0° and 360°. Different types of angles include acute, obtuse, reflex ...