A.1:100000 B.1:50000 C.1:5000 D.1:2000 E.1:1000
A.1:1000000 B.1:50000 C.1:200000 D.1:10000 E.1:5000
A.照準部水準管 B.圓水準器 C.長水準管 D.十字絲 E.指標水準管