Introduction: Surveyors and mariners measure distances between objects by observing from multiple positions. The theodolite is used by both quantitative and qualitative social researchers, emphasizing the importance of looking at something from various angles. Types of theodolites include measurement theodolite, observer theodolite, theory theodolite, and method theodolite. For example, a measurement theodolite allows researchers to see all aspects of a phenomenon by taking multiple measurements … Okumaya devam et Qualitative and Quantitative Research Designs:Lawrence Neuman’s Insights’s- 2