set terminal postscript eps color enhanced solid font "Helvetica,18" size 8.6cm, 6cm
set output "transverse_lock.eps"

set tmargin at screen 0.85
set bmargin at screen 0.2
set lmargin at screen 0.20
set rmargin at screen 0.9

set xtics 20 nomirror
set ytics 0.5 nomirror

unset key
set pointsize 0.5
set title "Transverse Lock Monitor"
set xlabel "time (minutes)"
set ylabel "cavity transmission (a.u) "

set xrange [0:60]
set yrange [0:1.3]

set style line 1 lt 2 lw 2 pt 3 ps 0.5 lc "red"
unset title

#threshold(x) = 0.88
#set label 1 "threshold" at graph 0.75,0.6


#plot 'tlog2.dat' u 1:($2/1.08) w lp pt 5 lc rgb "red", threshold(x) w l lc rgb "black" lw 2 lt "dashed"
set arrow from 10.5,0.6 to 10.5,0.8 ls 1 lt 1 lw 1.5 lc rgb "black" head 
set arrow from 39.5,0.6 to 39.5,0.8 ls 1 lt 1 lw 1.5 lc rgb "black" head 
plot 'tlog2.dat' u ($1/60):($2/1.08) w lp pt 5 lc rgb "red"