Patent attributes
An apparatus and method can be configured to adjustably block natural light and/or overhead lighting to provide a use desired amount of light within a particular work space. Embodiments can help permit a user to adjust the light affecting that user's work space so a common lighting arrangement affecting many different work spaces' within a common area (e.g. an office floor or large office room within a building, etc.) so that the illumination provided by one or more light sources to illuminate the common area can be adjusted to meet a particular user's preferences within a particular work space within that common work area.