Binoculars

Binoculars is one of the things that you need to see the Woman in the Window, the other being the Violin and sheet music.

When the Magistrate takes the camper away, he leaves the binoculars. Use those binoculars. After you played the women's favorite song on the violin. Use the binoculars and you will see her from the window. She will summon you to come up to her.