The EMF New Era Electrodes slide chart is a duplex model featuring on both sides a series of tables, grouped by gauge length, with cut out windows for viewing the inner slide. There is also a set of instructions on various uses of the slide chart found in the top right corner. The obverse side refers to use of "E.M.F. NEW ERA S.R. ELECTRODES", while the reverse refers to "E.M.F. NEW ERA G.P. OR ARCRAFT ELECTRODES".
The inner slide for the chart is two sided and displays in the top right corner a similar set of instructions for use, and is joined by seven parallel horizontal gauges and rules with various measurement lengths in decimal form. The gauges and their numerals can be viewed through the small windows on the chart.
The paper pouch for housing the slide chart features, on the front, "A Copy of the EMF SLIDE RULE", with the logo, across the centre, as well as a smaller note, "WITH COMPLIMENTS OF E.M.F. ELECTRIC COMPANY PTY. LTD. It is an envelope style pouch, that opens on one side.