to watch attentively / to fix one's attention on / to stare at / to gaze at
盯
=
丁
+
目
:
The eye of providence (目) is gazing (盯) at Dorothy Gale (di) in front of the engine ((e)ng1). Dorothy is very annoyed by the eye's rude behavior and sticks a nail (丁) into its eye.
视
=
礻
+
见
:
Sherlock Holmes prepared a trap in the space station's bathroom. He knows that the murderer will pass by there and set up a lot of surveillance cameras to film him. Additionally he lingers around disguised as a monk in a monk's cowl to look at and observe him personally.