I have a doubt about the font "MathTime Professional II Lite". I've installed it, however the math seems to be bold. I'm not sure why this is happening, but I'm trying to find a way to make it lighter. Anyone knows how to deal with this issue?
MathTime Pro was developed as a companion for Times(-like) fonts. So it look indeed too bold when used with the standard Latin Modern font (first column). It fits much better with
LinuxLibertine (second column), or
newtx (third column).
By any chance is there a figure nearby? If so, the problem could be related to the alpha channel of the picture.
Now, if this is the case, there are two main solutions to remove the alpha channel: