Over deze norm
1.1 This test method covers procedures for determining the luminous color of a backlit membrane switch. As written, it applies to a fully assembled switch. For specific purposes, it can be applied to partially assembled switches, with the understanding that the results pertain only to the partial assembly and will be modified as the further assembly proceeds.
|Engelse titel||Standard Test Method for Determining Color of a Membrane Switch Backlit with Diffuse Light Source|