卡通眼球:
https://en.wikibooks.org/wiki/Blender_3D:_Noob_to_Pro/Procedural_Eyeball

材质纹理调制出海水效果:
https://en.wikibooks.org/wiki/Blender_3D:_Noob_to_Pro/Creating_Basic_Seawater

下面是不同组合产生效果的设置对比.