Phone makers warn about this for a reason. Here is the mechanism, measured.
Tools required
Tool one, tool two.
Before you start
The warning that saves someone a repair bill.
Step 01 — What OIS actually is
What to do, and what it should look like when it is right.
Step 02 — The frequency that does the damage
What to do, and what it should look like when it is right.
Step 03 — What damping changes
What to do, and what it should look like when it is right.
If it goes wrong
The two or three most likely mistakes and how to undo them.