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● O-ring is a type of seal used to make underwater
cameras, strobes and other diving instruments,
waterproof.
It looks like a big, thick rubber band.
● The O-ring is an important component that protects the
camera from water by keeping the marine case airtight.
When should the O-ring be inspected?
● As a general rule, each time before using
(Salt crystals are formed when seawater that entered the O-ring groove dries.
Salt crystals just like sand, can cause water leakage.)
● When shooting on the sandy seabed, or when the camera is placed on the
sand
● When not used for a long period of time
Inspection and maintenance of the O-ring
● Remove the O-ring
To inspect the O-ring, use the pick supplied to remove it from the O-ring groove.
Do not use knifes, scissors, tweezers, and other sharp objects which might damage the
O-ring and the O-ring groove.
2
O-ring
What is O-ring?
O-ring
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