测量仪器学包括两方面，即仪器的应用及仪器的制造，前者讨论不同仪器的性能、效用以及如何操作和爱护等问题，为从事测量工作者所必修的课程；后者则讨论仪器的制造，如公差的计算以及加工方法等问题，为从事测量仪器制造者所应钻研同时也是从事测量工作者所必须了解的知识。 Instrumentation consists of two aspects: the application of instrumentation and the manufacture of instruments. The former discusses the performance, utility and how to operate and care for different instru- ments in order to carry out the required courses for surveyors. The latter discusses the manufacture of instrumentation, Such as tolerance calculation and processing methods and other issues, in order to engage in measuring instrument manufacturers should also study the survey also must understand the knowledge of the workers.