1. The depth gauge tells you how deep you have dived.

2. Positive and easy to read depth gauge.

3. The measures including micrometer, calipers, depth gauge etc.

4. Before the current drought, the jutting steeple of the church (pictured in an undated file photo) acted as a depth gauge for the hydroelectric plant's reservoir.

5. The movement sensing device comprises an optical fiber compass and a depth gauge.

6.