Online Appendix Macular Pigment Optical Density (MPOD) Testing in the Elderly: Development of a Simplified and Abbreviated Testing Protocol to Minimize Fatigue and Participant Burden

  • Published 2006

Abstract

The most commonly and most extensively validated method used to measure MPOD is a psychophysical test based on heterochromatic flicker photometry (HFP). 2 This method determines psychophysically the ratio between the visual sensitivity for a flickering test light that is maximally absorbed by MPs alternating in counterphase with a suppressing background at… (More)

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