Dear community,

I am a long-term Malvern Mastersizer 2000 user (and lover) but now, I find myself using a Sympatec Helos for LD measurements. I would like to know if any user knows or have experience of the optimal laser obscuration for dry/wet measurements of fine, coarse and polydisperse samples. Something like the table provided by Malvern here:

https://www.materials-talks.com/blog/2016/08/09/laser-diffraction-my-top-questions-answered/

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