Elevator in everyday life, in order to help people to save time, is characterized by large traffic, high frequency of usage and pay attention to efficiency, using unconventional formative elevator buttons, common elevator button on the control box of the basic rules are a whole transverse longitudinal alignment layout.
Elevator buttons can be in the form of floor numbers and buttons integrated and separated, in this case, only floor Numbers and buttons integrated. The common materials of buttons are white characters of silver background, black characters of silver background, black characters of white background and white characters with black background.
Analysis on the recognition: white background black characters, black background white characters and silver background black characters, text and background can form a large contrast, easy to identify. The white letters on the silver bottom are relatively low in recognition and difficult to read when not facing. It’s all silver, and there’s a similar problem.