CHM Revolution

Date Introduced

1994

Photographer

Richards, Mark

Dimensions

overall: 1 1/4 in x 2 1/2 in x 2 1/2 in

Manufacturer

Oceanic

Credit Line

Gift of Len Shustek

Copyright Owner

© Mark Richards

Object ID

102718945

Dive computers calculate safe limits for how long a diver can stay underwater based on time and depth. The first versions in the early 1950s were mechanical, but they later incorporated electronic computers.