Although we have a field of vision of more than 180° it is important during flight to use the scanning technique, because:

Question

Question ATPL - Airline Transport Pilot license - Human Performance and Limitations

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Only in the peripheral area of the retina resolution is good enough to see an object clearly

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It is tiring to look continually in the same direction

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Only in the foveal area resolution is good enough to see an object clearly

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The reduction in the field of vision with decreasing altitude is due to a lack of vitamin A

Id 103 - ATPL - Although we have a field of vision of more than 180° it is important during flight to use the scanning technique, because: