In this article from IEEE Instrumentation & Measurement Magazine, Jean-Michel POU explain why we should forget calendar-based calibration and have a smart approach of calibration.
The guarantee of the conformity of the product or the service provided is very important because if the product provided is not in conformity it is the customer who suffers the consequences and these consequences can be very srious.
It is therefore important to adapt the calibration to the measuring equipment in order to guarantee a product that is always in conformity with the customer.