 |
| Russian | English |
| горизонт визирования | elevation head |
| линия визирования | observing line |
| линия визирования | line of axis |
| обратное визирование | backsighting (1. measuring or reading back towards a point of known elevation, used to calculate the height of the surveying instrument [theodolite, transit, total station]; 2. measuring a previously-shot point, used to set the angle to zero when occupying a new position) |
| прямое визирование | foresighting |
| точка визирования | point of sight |