A. Specified: Derived from a consensus of community values and interests, the purpose of this chapter is to improve nighttime public safety, utility, security and energy conservation by restricting the nighttime emission of light rays which are the source of light trespass and/or glare, and/or are detrimental to the safety and/or security of persons, property or vehicular traffic, and/or are detrimental to the traditional aesthetic values of the village, and/or unnecessarily restrict persons from the peaceful enjoyment of their property, and/or are detrimental to astronomical observations. The provisions of this chapter shall apply to all outdoor lighting devices for illumination or advertisement.
B. Exceptions: The provisions of this chapter, except for subsections 8-3-5A and B of this chapter, do not apply to glass tubes filled with neon, argon or krypton, or to outdoor advertising signs constructed of translucent material and wholly illuminated from within. Newly installed or replaced outdoor advertising signs constructed of translucent material and illuminated wholly from within shall be of the type having dark background with bright colored characters. Such signs having bright background with dark or colored characters shall not be installed.
C. Definitions: Specific terms and definitions used in this chapter include:
FULLY SHIELDED: A luminaire with light distribution such that no light is emitted above the angle fifteen degrees (15°) below the horizontal plane, as installed.
GLARE: The sensation produced by a bright source within the visual field that is sufficiently brighter than the level to which the eyes are adapted and which causes annoyance, discomfort, or loss of visual performance and visibility.
IESNA: Illuminating Engineering Society of North America.
LAMP: The bulb, tube, or other source of the light emanated from a luminaire.
LIGHT POLLUTION: Light emitted or reflected from surfaces that is not used for visual purposes, e.g., light that goes into the skyward direction.
LIGHT TRESPASS: Where unwanted light and/or glare shines from one property to another.
LUMINAIRE: The complete lighting assembly (including the lamp, housing, reflectors, lenses and shields), less the support assembly (pole or mounting bracket); a light fixture.
SIGNIFICANT INTENSITY: Any light that reaches the eye either directly from the luminaire lamp, or from specular reflection, or by less than two (2) diffuse reflections shall be considered to have "significant intensity". "Specular" means a mirror like reflection. "Diffuse" means a reflection off a roughened surface. (Ord. 331, 3-8-2005)