What I do is like predicting how a pair of glasses will warp your vision before you ever put them on — except the consequences of getting it wrong aren’t a headache. They’re a failed emergency braking event at 110 km/h. It was late in a Design Verification cycle when the failure appeared — severe radial and tangential lens distortion in an ADAS front camera, caught only after optical assembly tolerances had been locked with the supplier. The fix required manually adjusting the…