Fig. 2From: Evaluation of colour vision impairment during acute hypobaric hypoxia in aviation medicine: a randomized controlled trialPressure chamber profile: ambient pressure conditions of the three different intervention groups over time, blue: 15,000 ft, 60 min, monocular; orange: 15,000 ft, 15 min, binocular; grey: 10,000 ft, 15 min, monocularBack to article page