More iPhone 5 details coming through . Apple is said to have adopted curved glass surface for its iPhone 5th generation model which is expected to start production in August this year. Apple is said to have procured glass cutting equipment for its next generation iphone screen . More than 300 such machines are being commissioned for use by glass manufacturing units of Apple .
Apple is known for its stringent quality control policy for manufacturing its products. Apple engineers are working closely with suppliers including those involved in cover glass, glass cutting, lamination and touch sensors to improve yield rates, the sources said .
This type of technology already exists in Samsung Nexus S phone which has a curved designed screen. Making the surface curvy decreases the chances of the screen to break . As we have already published about iPhone 4S  retaining the present form factor of iPhone 4 , Apple seem to be looking at the complaint from users who smashed their iphone 4’s while dropping them .