Visual Dictionary Online

vision defects click to hear : vision defects

Sehfehler click to hear : Sehfehler

vision defects image

astigmatism click to hear : astigmatism

Astigmatismus click to hear : Astigmatismus

focus click to hear : focus

Brennpunkt click to hear : Brennpunkt

toric lens click to hear : toric lens

Zylinderglas click to hear : Zylinderglas