Weindorf, P., Krier, J., and Evans, C., "Seamless Automotive Instrument Cluster," SAE Int. J. Passeng. Cars – Electron. Electr. Syst. 9(1):180-187, 2016, doi:10.4271/2016-01-0084.
An optical configuration has been developed which offers a seamless appearance where the display aperture is less visible in the “off” condition and is minimized in the “on” condition.