Lasers, I want to understand this "75w" pulsed laser, could someone Illuminate me?

Ok, I found this laser diode that claims to be 75w, I want to know If I can use it at anywhere close to that and sustain that power output. its for a secret project, but if I can get it to work the way I want it to, ther is an I'ble for it on the way.
here is the datasheet link: http://docs-europe.electrocomponents.com/webdocs/08d5/0900766b808d55b2.pdf