Patent ID: 7790499
Filing Date: 2010-09-07
Classification: H01L,Y10T

Abstract:
1. An observation apparatus for observing a void generated in an underfill resin, the observation apparatus comprising: a mounting unit configured to mount a body to be mounted on a substrate in flip-chip mounting with the underfill resin between the body to be mounted and the substrate, the mounting unit including a head configured to hold the body to be mounted and a stage configured to have the substrate installed thereon; and an observation unit configured to observe the void generated in the underfill resin by observing behavior of the underfill resin during the mounting of the body to be mounted on the substrate by the mounting unit, the observation unit including an imaging unit configured to image the behavior of the underfill resin, the imaging unit being disposed at a position opposite to an opening formed at a position of the head for imaging the body to be mounted or a position of the stage for imaging the substrate.