Math in footnotes looks slightly bolder than the surrounding text.
\documentclass{article}
% \usepackage{microtype}
\usepackage{realscripts}
% \usepackage{lato}
\setmainfont{Lato}[Extension = .ttf,
UprightFont = *-Regular,
BoldFont = *-Bold,
ItalicFont = *-Italic,
BoldItalicFont = *-BoldItalic]
\usepackage[partial=upright, math-style=ISO, bold-style=ISO, CharacterVariant=2]{lete-sans-math}
\begin{document}
\textit{Some text}. \(Some text\).\footnote{\textit{Some text}. \(Some text\).}
\end{document}


pdflatex output with CMR fonts:


Is this because many optical weights, both for text and math, are available for CMR? This problem seems to be present for virtually all the OpenType MATH fonts that I've tested.
Math in footnotes looks slightly bolder than the surrounding text.
pdflatex output with CMR fonts:
Is this because many optical weights, both for text and math, are available for CMR? This problem seems to be present for virtually all the OpenType MATH fonts that I've tested.