% Opticke klamy...
\def\pdfpict#1{\pdfximage{#1}\pdfrefximage\pdflastximage}

\centerline{\pdfpict{fourdot.png}}\eject
\centerline{\pdfpict{iluze.png}}\vfill
    \centerline{\pdfimageresolution300\pdfpict{su rovnake.png}}\eject
\centerline{\pdfpict{iluze28.png}}\vfill
    \centerline{\pdfpict{dva kotuce.png}\hfill\pdfpict{dve ciary.png}}\vfill
    \centerline{\pdfpict{twoball2.png}}\eject
\centerline{\pdfpict{iso7s.png}}\vfill
\centerline{\pdfpict{converg.png}}\eject
\centerline{\pdfpict{dve tvare.png}\pdfpict{eskimak.png}}\vfill
    \centerline{\pdfpict{iluze14.png}}\vfill
    \centerline{\pdfpict{kto je vyssi 2.png}}\eject
\centerline{\pdfpict{kto je vyssi.png}\kern2em\pdfpict{larger.png}}\vfill
\centerline{\pdfpict{liar.png}\kern2em\pdfpict{progr-c.png}}\eject
\vglue-8em\vbox{\centerline{\pdfpict{miznuci tien.png}}
\centerline{\pdfpict{spherps.png}}}


\centerline{\pdfpict{opticey2.png}}\vfill
\centerline{\pdfpict{align.png}}\vfill\eject

\centerline{\pdfpict{rotujuci kotuc.png}}\vfill
\centerline{\pdfpict{tophat4.png}\hss\pdfpict{tvar a vaza.png}}


\bye
