It's very important to adjust the interpupillary distance of the lenses so you can get the perfect fit and the clearest view. The process is not complicated.
This tutorial will guide you how to successfully adjust the IPD. These are the following steps you will need to adjust your IPD:
There is still no way to adjust the IPD on your Computer, you can only do this way.
1.On the bottom of your CV1 you will see a physical slider that will adjust the physical distance between the screens and lenses.
The slider is reflecting also the software side. 2.The IPD on your Oculus Rift is from 58-71 mm. So to change it just move the physical slider until you reach the most comfortable level for you. When you feel that your view is not blurry and you are finally enjoying your focus in VR you have done this process successfully.