Convert the regular lenovo y50 laptop (not touch) into a touch screen capable?

Could you convert the regular lenovo y50 laptop (not touch) into a touch screen capable?

I believe not.
Because you have to change the whole LCD screen to make it touch screen.

There are add on touch screens which you can mount to your monitor, like these:
http://www.magictouch.com/addon-1.html

They cost about 180 dollars.