1. An article of manufacture, comprising: a non-transitory machine readable medium; and a program embodied in the medium, wherein execution of the program by a programmable device supports functions, including functions to: provide a graphical user interface for access to a catalog of information about lighting products listed in the catalog; responsive to a user selection of a lighting product from the catalog, present via the graphical user interface at least some information related to the selected lighting product and a user selectable indication of a photometric lighting design tool; responsive to a user selection of the indication of the photometric lighting design tool: automatically capture an identification of the selected lighting product; access the photometric lighting design tool; pass the identification of the selected lighting product to the photometric lighting design tool; and based on execution of the photometric lighting design tool responsive to the identification of the selected lighting product, present via the graphical user interface an output of the photometric lighting design tool, the output: including photometric performance information related to the selected lighting product within a space defined by the user; and being based at least in part on photometric information about the selected lighting product, at least some of the photometric information automatically retrieved by and populated to the photometric lighting design tool without further manual input to identify the selected lighting product; receive, via the graphical user interface, design installation parameters for a prospective installation of the selected lighting product in the space; pass the received design installation parameters to the photometric lighting design tool; and based on further execution of the photometric lighting design tool responsive to receipt of the received design installation parameters, present photometric design information resulting from photometric processing of the design installation parameters and the photometric information about the selected lighting product.