[The characteristics of conducting aviation medical expertise and dynamic medical observation of flight personnel with differing ocular refraction].

The principal techniques are systematized and implemented in examination of the visual analyser's functions in the professional aircrew. New techniques such as, for instance, visocontranstoperimetry are presented. The need for an investigation to be conducted on frequency-contrast sensitivity of the eyes is emphasized, as is continuity of methods for examination of flying personnel, beginning from troop section and ending with specialized aircraft medical centre.