Type 70 P-2-2 spirit level

Type 70 spirit level

Type 70 T spirit level

Type 70 TM spirit level

Type 70 TMW spirit level

Type 70 W spirit level

Type 70-2 spirit level

Type 80 AS spirit level

Type 80 AS-2 spirit level

Type 80 ASM spirit level

Type 80 M Installation spirit level

Type 80 T telescopic spirit level

Type 81 S REM torpedo spirit level

Type 81 S spirit level

Type 81 S torpedo spirit level

Type 81 SM spirit level