set terminal postscript eps color enhanced font "Helvetica,20pt" size 12cm,9cm 

# common settings
set format x "%2.1f"
set format y "%2g"
set tics scale 2
set tics nomirror
set ytics 1000
set xtics 0.5

set xlabel "Photoevent Separation {/Symbol t} [ns]"
set ylabel "Two-Photon Coincidences"

set output "g2_etalon.eps"
set yrange [5500:9500]
set xrange [-2:2]
set samples 1000
plot "g2_etalon.txt" using ($1)+3.8:2:3 w yerrorbars lw 3 lc 1 lt 1 ps 1 pt 1 ti "laser:absent", "" using ($1)+3.8:6:7 w yerrorbars lw 3 lc 3 lt 1 ps 1 pt 6 ti "laser:weak", "" using ($1)+3.8:8:9 w yerrorbars lw 3 lc -1 lt 1 ps 0.9 pt 7 ti "laser:strong"


#, "" using ($1)+3.8:4:5 w yerrorbars lc 3 lt 1 ti "laser"