Help to identify disease please

Hi,

Just noticed very strange looking leaves on flowering girls.
Here is pictures:
WIN_20180925_07_53_18_Pro WIN_20180925_07_53_56_Pro WIN_20180925_07_54_32_Pro WIN_20180925_07_53_37_Pro WIN_20180925_07_54_01_Pro WIN_20180925_07_55_47_Pro WIN_20180925_07_53_45_Pro WIN_20180925_07_53_31_Pro

could you please help to find out what could it be and what can I do about it?

Are you looking at the spots or the hairs?

yes, spots, under microscope