Centering and leveling of Theodolie || Theodolite survey Part I 

Centering and leveling of Theodolie || Theodolite survey Part I
Theodolit used - Foif DT 402L theodolite
Other parts like focusing , reading , measure horizontal angel, vertical angle, and whole topographic map is come in another part 2 and 3.
Comment down for any type of survey work you want to know.