Category
page 1Submarine components
periscope
thumb|right|Principle of the periscope. The periscope on the left uses mirrors whereas the right uses prisms.
a Mirrors
b Prisms
c Observer's Eye

airlock
thumb|right|280 px|An airlock on board Space Shuttle Atlantis
submarine snorkel
device which allows a submarine to operate submerged while taking in air from above the surface
dry deck shelter
removable submarine module
Anechoic tile
sonar reducing and sound altering tiles
Sail
Waterproof superstructure of a submarine.
Torpedo Data Computer
piece of naval technology
towed array sonar
system of hydrophones
photonics mast
sensor on a submarine which functions similarly to a periscope without requiring a periscope tube