\begin{overpic}[width=0.49\textwidth]{ys_ol_CBK1a_81_90}
\put(1,74){\colorbox{white}{(\sublabel{ys_ol_CBK1a_81_90}) \href{http://dream.misasa.okayama-u.ac.jp/?q=20190226112235-172110}{ys_ol_CBK1a_81_90}}}
%%(\subref{ys_ol_CBK1a_81_90}) \href{ys_ol_CBK1a_81_90}
\color{red}
\put(48.0,49.0){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190226120846-791901}{spot of ys_ol_CBK1a@83}} % 20190226120846-791901 % \vs(-2745.8, -2419.2)
\put(43.0,68.7){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190226120846-373093}{spot of ys_ol_CBK1a@81}} % 20190226120846-373093 % \vs(-2764.6, -2307.7)
\put(50.4,40.3){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190226120846-992621}{spot of ys_ol_CBK1a@84}} % 20190226120846-992621 % \vs(-2736.2, -2468.5)
\put(50.4,33.1){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190226120846-987250}{spot of ys_ol_CBK1a@85}} % 20190226120846-987250 % \vs(-2740.6, -2508.2)
\put(50.2,28.4){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190226120846-168162}{spot of ys_ol_CBK1a@86}} % 20190226120846-168162 % \vs(-2745.0, -2533.6)
\put(50.8,16.7){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190226120846-029612}{spot of ys_ol_CBK1a@88}} % 20190226120846-029612 % \vs(-2748.0, -2598.4)
\put(44.9,58.2){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190226120846-804150}{spot of ys_ol_CBK1a@82}} % 20190226120846-804150 % \vs(-2759.4, -2366.2)
\put(54.6,22.6){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190226120846-604409}{spot of ys_ol_CBK1a@87}} % 20190226120846-604409 % \vs(-2721.4, -2568.8)
\put(45.7,14.7){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190226120846-160416}{spot of ys_ol_CBK1a@89}} % 20190226120846-160416 % \vs(-2781.0, -2605.5)
\put(40.0,22.3){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190226120846-521332}{spot of ys_ol_CBK1a@90}} % 20190226120846-521332 % \vs(-2811.2, -2559.2)
%%scale 100 micro meter
\put(1,1){\line(1,0){16.0}}
\end{overpic}