Kinda strange question, I know : but my self conscious crisis just begun.
Most Helpful Guy
Find good lighting, and have a high quality camera, and you can get your eyes to pop like that without any filters.
It's possible there are some filters in those pics, but you don't really need them.
Most Helpful Girl
Top girl looks like she has color contacts.
Bottom looks like it's the lighting.
Photoshop, lighting, camera, contacts, make up, and other things could be the case.