如何在mvvm中显示来自ObservableCollection的图像

I'm still tyring to get my head around MVVM. I got stuck on displaying my images which paths are stored in an observableCollection. In the past I could make it would with code behind in the view but now when I'm trying to implement MVVM on my project and it doesn't show any images anymore.I'm still tyring to get my head around MVVM. I