This new entry puts result of a better BAB matching to OPO.
The mis-matching is (42.8+6.4*3)/(42.8+6.4*3+1880) = 3.2%
The first two figures are the zoom in for higher orders modes taken from OPO transmission PD when OPO is scanned with PZT.
The third one is the whole signal from OPO transmission PD.