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Step 2: Hold the camera approximately 1.20 metres (3.3 feet) away from the child at
eye level and start the camera by pressing once on the trigger in the handle. A
warble sound can be heard to draw the child’s attention to the camera. Avoid
the child observing the monitor. The attention span of young children is
extremely short. Consequently, distractions during measurement such as the
monitor image or other persons in the room should be avoided.
Camera
Note: You can repeat the warble sound as often as required during measurement to
attract the attention of the child to the camera once again.