11 lighting fixtures; electric lighting fixtures; LED (light emitting diode) lighting fixtures; lighting fixtures and lighting apparatus, namely, lighting installations; electric luminaires, LED luminaires, [ luminaire refractors, luminaires reflectors, luminaires diffusers, luminaires diffractors; ] lighting apparatus and fixtures for use in commercial, industrial, residential, public, retail, workspace, hospitality, architectural and effect lighting applications, food, healthcare and entertainment environments; [ task lighting fixtures for use in displays, namely, retail, food, residential, workspace and healthcare, entertainment environments, commercial, industrial, public, hospitality, architectural and effect lighting applications; accent lighting apparatus for use in commercial, industrial, residential, public, retail, workspace, hospitality, architectural and effect lighting applications, food, healthcare and entertainment environments; ] lighting fixtures for healthcare, medical, wellbeing and therapeutic applications; [ lighting fixtures for use in parking decks, parking lots, walkways and garages, street lighting installations and landscape lighting installations; highway illumination assemblies, tunnel illumination assemblies; lighting fixtures for land vehicles, bicycles, railway vehicles; lighting fixtures for boats, ships, personal watercraft, spacecraft and aircraft interiors; ] lighting fixtures for indoor [ and outdoor ] lighting applications which reproduce the natural light of the sky [ ; lighting fixtures for underground applications; electric lighting fixtures, namely, power failure backup safety lighting; lighting apparatus for use in illuminating signs; film stage lighting apparatus; theatrical stage lighting apparatus; display for the reproduction of natural light using artificial light sources; lamps, luminaires, lighting fixtures and systems; lamp reflectors; landscape lighting installations; optical components, namely, reflectors, refractors, light diffusers, optical filters, mirrors, curved mirrors; arrays of optical and micro optical lighting systems; LED light sources and components, namely, phosphors, dies, lenses; electric water-based residential heating systems comprised primarily of tubes, pipes and manifolds through which warm or high temperature water circulates; heating, cooling and ventilation systems comprising HVAC units for reproducing natural conditions in residential, commercial, public and working spaces; climate systems comprising HVAC units for residential, commercial, public and working spaces, commercial, industrial, residential, public, retail, workspace, hospitality, architectural and effect lighting applications, retail, food, residential and workspace and healthcare environments ]