If you look very carefully, you see that his skull has been replaced with a transparent Plexiglas dome so that the workings of his brain can be observed and also controlled with light.
Jika Anda melihat dengan teliti, Anda melihat tengkoraknya telah digantikan dengan mangkuk Plexiglas transparan sehingga cara kerja otaknya dapat diamati dan dikendalikan dengan cahaya.