Hexagonal packed array, 100% fill

Lens diameter 145 µm Array pitch = 125 µm
ROC 266 µm Lens sag height: 10 µm

Square packed array - 100% fill

Lens diameter 354 µm Lens pitch = 250 µm
ROC 266 µm Lens sag height: 70 µm

Linear array - 100% fill

Lens diameter 250 µm Lens pitch = 250 µm
ROC 266 µm Lens sag height: 32 µm