Lens 2" FD-Blue, Std For Models: Mercury-ALL\Venus-II\X252\X380\MG380-HYB Spot Size: .005"
For Machine from Serial #: Mercury-ME-25/ME-40V SN before T90xxx, ME-12/ME-30V/ME-40Vi/ME-60Ti SN before U90xxx, X252, X380, MG380Hybrid SN before U90xxx, Venus II SN before T56191