a large range of data in Log scale plot results in incorrect display of minor ticks. I would expect the minor ticks to be not displayed at all, or displayed correctly like one with default font size.

Now create the image: $ python obj2png.py -i bunny.obj -a -95 -e 100 Namespace(animate=False, azim=-95.0, elevation=100.0, objfiles=['bunny.obj'], outfile=None, quality=None, scale=None ... use a ...