ID (read-only): this is the PostgreSQL internal ID for the record.
Pathname (read-only): this pathname is selected by the user when he wants to add a film to database.
Kind: the film kind is used to identify the film 'category', like for example 'Color negative', 'Black & White negative',... A list can be used to select a value stored in a reference table.
Number: the film number is the personal number used to classify the film.
Film maker: used to identify the maker of the film, like 'Fuji' or 'Kodak'.
Film model: used to identify the model of the film. The list displays values already entered for the currently selected film maker, like 'Reala' or 'Superia' for Fuji (in France).
ISO: this is the film sensibility, given in ISO.
Nb. photos: this is the original size of the film, given in number of photos. You can use it to store this original size, or to store the real number of correct images usable on the film.
Camera maker: used to identify the camera used to take the pictures.
Camera model: used to identify the camera used to take the pictures. The list displays values already entered for the currently selected camera maker.
Period: this is used to identify the period (month + year) when the pictures were taken.
Description: this is a free description. The text entered here is also displayed in the "Films list".
Keywords: you can assign any number of keywords to a film, to be able to describe it and to find it via queries. A combo-box displays all keywords already used to describe films or photos ; another list displays keywords actually assigned to the current film.