Model Info:

Game ready.

Modeled and animated  in Blender. 

Quads: Sclera 512. Eyeball 512.

You can animate the aperture of the pupil with shape keys. There are two. Just maximum and minimum aperture of the pupil.

Textures Info:

1K PBR textures hand painted in Substance Painter.

Three different iris colors: blue, green and brown.

Normal maps DirectX and OpenGL.

Height maps.

Packed texture that includes Metallic, Roughness and Ambient Occlusion.

Formats:

blend, fbx, obj, mtl, usdz.