I'll guess 'landing light system' is the BEDFORD ARRAY but WTF - journos baffled agin.
"...Martin Douglass, engineering director of the Aircraft Carrier Alliance (ACA) industrial consortium, which is building the two new 65,000-tonne carriers for the RN, told Jane’s on 31 August that they are currently “on track” to float Prince of Wales out of its dry dock next summer and begin sea trials in mid-2019.
He said the ACA was already applying lessons from the first-of-class build process and sea trials to the second carrier. This includes making improvements to the process of preparing its heat-resistant flight deck coverings and installing an improved
F-35 landing light systems earlier in the build process, he said."
Royal Navy considers two carriers essential for F-35 trials | Jane's 360