The word "metrology" originated from two Greek words, "Metron" meaning measurement, and "Logos" meaning study. So, metrology is the scientific study of measurement. It includes all theoretical and...
Category: Engineering Metrology
Metrology is a significant department of Mechanical engineering that deals with the measurement of a workpiece. Metrology is oftentimes called the science of measurement that depends upon two...
The Dial Indicator is a mechanical device that consists of pinions, gears or levers. By the means of a dial indicator precision of a workpiece can be measured by an engineer. Although it is working...
Sigma Comparator: Construction, Working Principle, Applications, Advantages, and Disadvantages [PDF]
A comparator works on the relative dimension, which means it can measure the difference between basic dimensions with the actual dimension. Sigma comparator is one type of mechanical comparator...
Johansson Mikrokator: Construction, Working, Advantages, Disadvantages & Applications [PDF]
A comparator is not a measuring instrument, it is a comparing instrument that means it can compare the measured value of a substance with its actual value. There are various types of comparators...
Measuring instruments are the device which indicates the measured quantity into a broadly displayed information. A measuring instrument can directly show the measured value or it can show the...