Bulgaria has been known for its rich history since ancient times. Within its current territory, the country encompasses a variety of cultures that bear their specific specificity and identity. The present study aims at the digitization of models of national and historical value, applying modern technological means. To achieve the goal, a methodical process is used to optimize the interaction of the different working steps.

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Bulgarian female folk costume is rich in multiple characters, elements and details. One of the most characteristic is the belt buckles. As well as specially designed symbolism, the belt buckle - with their unique identity belong to the national - historical heritage of Bulgaria. In the present study a model of a belt buckle is digitized and reconstructed, and possessing grace and beauty. The realization of the completed three-dimensional computer model goes through stages of photogrammetry and computer design with special sculpting tools.

Ergonomic workplace factors and furniture design have a significant impact on labor productivity during the active learning process of students at high school stage of education. In the most general sense, design is taken as concept of aestheticizing of man-made products. But it can also be seen as a means of improving the qua- lity of life of a person and reducing his psychophysiological and emotional burden as a result of his activities. Ergonomics, as a science, is closely related to design and it supports the formation of a harmonious subject environment that meets the men’s material and spiritual needs. In this sense, the emphasis is mainly on the structural connection between the objects, which lead to functional and compositional unity in the human-object-work environment system. In the present report, an ergonomic and design study of auxiliary furniture in the junior high school of education in the territory of Varna, Bulgaria has been made.