Rabin, J Small letter contrast sensitivity: an alternative measure of visual resolution for aviation candidates. [electronic resource] - Aviation, space, and environmental medicine Jan 1995 - 56-8 p. digital Publication Type: Journal Article ISSN: 0095-6562 Subjects--Topical Terms: Analysis of VarianceAviation--standardsContrast SensitivityHumansVision Screening--methodsVisual Acuity