** Shares of Australia's BluGlass BLG.AX fall as much as 13.8% to A$0.25, post their biggest intraday pct drop since March 19
** Stock touches lowest level since April 2
** Semiconductor developer says it would raise A$8.0 million ($5.63 million) through placement
** Issue price of A$0.24/share represents 17.2% discount to stock's last close
** Co says funds raised to be used to scale up co's gallium nitride laser operations, among others
** Stock up 6.4% YTD, including day's moves
($1 = 1.4221 Australian dollars)
(Reporting by Aamir Sheik Khalid in Bengaluru)
((Aamir.SheikKhalid@thomsonreuters.com))