Freeze. Pan. Zoom. Enhance.

The various CSIs and Law and Orders are the worst at this, but check out this awesome montage.






Freeze that.
Pan right.
Zoom in.
Enhance.
Focus on the reflection.
Enhance again.
Zoom again.
Pan again.
Freeze again. 
Insert technobabble that doesn't make sense but sounds smart with words like "bitmaps," "algorithms," and "GUIs."