laser = Exfo_laser("mainframe_channel",1,"safety_mode",0,"connection_id",'10','lab_interface','gpib');
laser.getLaserInfo();

pm = OptPowerMeter8153A("active",[0,1],"wavelength_nm",[1550,start_wavelength]);
pm.readPower

laserparams.lambda = [1260:2:1360];
laserparams.laserpower = [0,3,6,8,10];
laser_output_wh = DataStorage(laserparams);
laser_output_wh.addStorage("plaser");

pm = OptPowerMeter8153A("active",[0,1],"wavelength_nm",[1550,1310]);
laser.setWavelength(1310);

cw_pwr = NaN(numel(laserparams.laserpower),numel(laserparams.lambda));
row = 1;
for p = laserparams.laserpower
    laser.setPower(p);
    cnt = 1;
    for w = laserparams.lambda
        laser.setWavelength(w);
        pm.setWavelength([1550,w]);
        
        for i = 1:20
            [totalpower]=pm.readPower;
            cw_measurement(i)=totalpower(2)+10;
            cw_pwr(row,cnt) = mean(cw_measurement);
            pause(3);
        end
        
        laser_output_wh.addValueToStorage(cw_measurement,'plaser',w,p);

        figure(2027);clf
        plot(laserparams.lambda,cw_pwr(1:row,:),'Marker','*');
        xlabel('Wavelength [nm]');
        ylabel('Laser Output Power [dBm]');
        ylim([0, 11]);
        xlim([laserparams.lambda(1) laserparams.lambda(end)])
        grid minor
    
        cnt = cnt+1;
    end
    row = row+1;
end

figure();hold on
for p = laserparams.laserpower
    plot(laserparams.lambda,laser_output_wh.getStoValue('plaser',laserparams.lambda,p))
end
xlabel('Wavelength [nm]');
ylabel('Laser Output Power [dBm]');
ylim([0, 11]);
xlim([laserparams.lambda(1) laserparams.lambda(end)])
grid minor