Prepometry shine nazarin hangen nesa da yadda ake kulawa da idanu.
Optometric shine wahayi zuwa ga Girka Optos wanda ke nufin bayyane da Metron wanda ke nufin ma'auni.
Kwararrun masu son kai sun wanzu fiye da shekaru 100.
Fictometric na iya gane asali da bi da yanayin ido daban-daban, kamar cataracts, glaucoma, da macular.
Enceleretric kuma zai iya taimaka wa marasa lafiya da matsalolin hangen nesa kamar na lalacewa, ba wanda zai faru, Presbyopia, da Asigmattism.
Entsometric na iya auna kaifin gani na mutum da yanke shawara ko wani yana buƙatar tabarau ko kuma tuntuɓar ruwan tabarau.
Baya ga yin nazarin hangen nesa, Entometric yana iya bincika yanayin lafiyar mutum, kamar yanayin jini, ciwon sukari, da yanayin rayuwar su.
Akwai kayan aikin zamani da fasaha da aka yi amfani da su don taimaka musu da aikinsu, kamar Tonometers, Ophtalmoscopes, da ruwan tabarau na Balomroscopes.
Entometric yana iya ba da shawara game da yadda za a kula da lafiyar ido, kamar kiyaye ingantaccen abincin da kuma guje wa matsanancin faduwar rana.
Eptomets Samari yana da matukar mahimmanci a tsare lafiyar mutum da hangen nesa na mutum, don haka ne da karfi da himma don ziyarci Ontometric a kai a kai don bincika hangen nesa da lafiyar ido.