Try Shutterstock and Get 10 Free Images
Vector diagram illustrating periscope mechanics with mirrors, light reflection, and an observing person.
Illustration explaining periscope mechanics with a sailboat example, featuring clear diagrams and labeled components for educational purposes
Submarine mechanics scheme with underwater warship composed of weapon and details such as propellers and gears, chains and bearings, sonar and periscope, torpedo and engine order telegraph, portholes