[[File:Receptivefield.png|thumb|right|300px|A strip of light being oriented at different angles on the receptive field of a horizontally selective OSGC.<ref name="Levick">Levick WR (1967) Receptive fields and trigger feature of ganglion cells in the visual streak of the rabbits retina. J Physiol 188:285-307. http://jp.physoc.org/content/188/3/285.abstract?ijkey=9e2025595bfc5bfe14d04894d4c3dcd7d1b03682&keytype2=tf_ipsecsha</ref>]]