For the first image, we’ll pick a random picture from Google Images. I chose: http://www.johnharveyphoto.com/Grandmas80th/GrandmaPortraitLg.jpg
It should be this:

Drag the image to your desktop, and open it up with Adobe Photoshop. Once it’s opened, create a duplicate of the layer for comparison at the end.
Once you’ve done that, change your zoom settings appropriately to see the More >