Trial colorimeter and its clinical use. Color defects and inaccurate discrimination of colored lights.
D000368:Aged; D001333:Automobile Driver Examination; D002675:Child, Preschool; D003119:Color Perception Tests / Q000295:instrumentation* / Q000379:methods; D003117:Color Vision Defects / Q000175:diagnosis*; D006801:Humans; D007564:Japan