Comparative Analysis of Methods and Tests for Testing Colour Vision of Professional Seafarers

摘要

There are differences among official standards of testingcolour vision among different countries, conditioned by out-ofdate,but still enforceable laws and codes. These standards refer toprofessions in the maritime, air, rail and road traffic. The criteria fortesting colour vision are significantly more severe for professionalsinvolved in traffic. For complex diagnostics of colour vision disorder(dyschromatopsia) there are a number of well-known diagnosticmethods and tests (of different cost, validity and year of production)at disposal. The difference of diagnostic methods and tests improvesthe detection of dyschromatopsia. The requirement is the correctchoice of tests, correct mode and correct interpretation of resultsgained for each individual dyschromatopsia, i.e. profession.