1: Likhalase li se ke tsa roala nakoana, sena se tla etsa hore retina e be lense ka nakoana e hlakileng, ka nako e itseng mosebetsi o sa hlakang o tla etsa hore likhato li phahame khafetsa.
2: ha a khone ho lla ka mahlo, ha a bone mantsoe a mahlo a squint
3: Ho apara nako e telele ho ka ba ho loketseng ho tloha ho sheba hole ka nakoana
4: tšehetso ea nko ea likhalase le foreimi ea tokiso ea elastic hore e lumellane le boiketlo ba bona, ho seng joalo e tla baka mokhathala oa mahlo.
5: ha o roetse likhalase ho tšoara matsoho ka bobeli ho thibela deformation ea foreime.
6: Ha u hlakola likhalase, qala ka ho hlatsoa ka metsi hape, ebe u sebelisa lesela le khethehileng la likhalase ho phutha lense bohareng ka tsela ea ho hlakola, u se ke ua hlakola pele le morao, sena se tla hlakola likhalase, u se ke ua ama lense. dinako tse tlwaelehileng
7: likhalase tafoleng ho phutha bohale ba seipone sefahleho holimo.Ha e khone ho khelosoa
Nako ea poso: May-23-2022