Ionic Tutorials

Just Follow these steps:-

1. <ion-view> in top assign the .PNG image to the attribute title 

Here is the complete code.

    HTML

<ion-view title="navTitle">

Angularjs

$scope.navTitle='<img class="title-image" src="images/img.png" />';

CSS 

.title-image {
    margin-top: 8px;
    height: 27px;
}