CCTV Design Lens Calculator employs a context-sensitive help system. This means that the program tries to direct you to the portion of the help system that is most likely to answer your question, based on what you are viewing or doing.

To get detailed information about any component, box or menu item, move the input focus (mouse cursor) to the component and press F1.

 

All interface elements are supplied with pop-up hints appearing at pointing by the mouse cursor.

 

Tools of this Help system: