Will, but only in ON-centre RFs, elicit the opposite effect to that elicited by the RF centre

Will, in 50% of RGCs, elicit the opposite effect to that elicited by the RF centre

Will, but only in wavelength-sensitive RFs, elicit the opposite effect to that elicited by the RF centre

Will, but only in OFF-centre RFs, elicit the opposite effect to that elicited by the RF centre

Always elicit the opposite effect to that elicited by the RF centre