Removing the lens insert from the headset.
Using the diagram below (
Fig.A
), position your forefinger
and thumb at the two points indicated.
1
2
Hold the headset firmly with one hand and place your
thumb or forefinger on the undercut in
Position 1
then
lever upwards until it unclips. Repeat with the other insert.
Be careful not to touch the lens surface.
Fig.A