IK00 - There is no Protection.

IK01 - Protected against 0.14 joules of impact (this is the equivalent to the impact of a 0.25kg mass dropped from 56mm above)


IK02 - Protected against 0.2 joules of impact (this is the equivalent to the impact of a 0.25kg mass dropped from 80mm above)


IK03 - Protected against 0.35 joules of impact (this is the equivalent to the impact of a 0.2kg mass dropped from 140mm above)


IK04 - Protected against 0.5 joules of impact (the equivalent to the impact of a 0.25kg mass dropped from 200mm above the impacted surface)


IK05 - Protected against 0.7 joules of impact (the equivalent to the impact of a 0.25kg mass dropped from 280mm above the impacted surface)


IK06 - Protected against 1 joules of impact (the equivalent to the impact of a 0.25kg mass dropped from 400mm above the impacted surface)


IK07 - Protected against 2 joules of impact (the equivalent to the impact of a 0.5kg mass dropped from 400mm above the impacted surface)


IK08 - Protected against 5 joules of impact (the equivalent to the impact of a 1.7kg mass dropped from 300mm above the impacted surface)


IK09 - Protected against 10 joules of impact (the equivalent to the impact of a 5kg mass dropped from 200mm above the impacted surface)


IK10 - Protected against 20 joules of impact (the equivalent to the impact of a 5kg mass dropped from 400mm above the impacted surface)