I needed to find a way to compensate for the lack of access to the camera's auto-exposure control of my spectrometer, so I downloaded the original Solux 4700K lamp spectrum from the Solux website (txt file) using my Solux 4700K lamp I captured my spectrum on the Plab v2.5 spectrometer with an adequate warm up time of about 10 minutes and divided that spectrum by the Reference spectrum (the downloaded data.)

Now this is my master reference that I can use when I need a gain corrected spectrum: