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Entry  Thu Oct 31 18:31:10 2019, Koji, Laser, PD QE, PD EQE vs Spot size QE_vs_spotsize.pdf
    Reply  Fri Nov 1 12:47:18 2019, Koji, Laser, PD QE, PD EQE vs Spot size QE_vs_spotsize_no_saturation.pdfQE_vs_spotsize_saturation_0_85.pdfQE_vs_spotsize_saturation_0_1.pdf
       Reply  Tue Nov 12 03:40:39 2019, Koji, Laser, PD QE, PD EQE vs Spot size QE_vs_spotsize_half_power.pdf
Message ID: 2443     Entry time: Tue Nov 12 03:40:39 2019     In reply to: 2439
Author: Koji 
Type: Laser 
Category: PD QE 
Subject: PD EQE vs Spot size 

The QE of the (500um)^2 element has been tested with a half-power (0.51mW) instead of 0.92mW.
It is clear that the central dip depth is reduced by the lower power density.

 

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