sexual activity, as manifested by fantasies, urges, or behaviors. 
B. The individual has acted on these sexual urges with a nonconsenting person, or the
sexual urges or fantasies cause clinically significant distress or impairment in social,
occupational, or other important areas of functioning.
C. The individual experiencing the arousal and/or acting on the urges is at least 18 years
of age.
Specify if:
In a controlled environment:  This specifier is primarily applicable to individuals living
in institutional or other settings where opportunities to engage in voyeuristic behavior
are restricted.