Slip sensor lens

[hardingfv32]

McLaren replaced the 'Slip sensor lens' yesterday. What type of slip would they be measuring and where might it be positioned?

Brian

[Jersey Tom]

Optical sensor, like here.

I'd assume they'd put one somewhere along the centerline of the car. Can measure body slip angle.

[spacer]

you can often see them placed in a separate housing below the front axle.

[DaveW]

Optical sensor, like here.

The link didn't work for me... But this might.