A tonometer caadi ahaan waxa uu ka kooban yahay koronto dhaliyaha qaabka corneal, habka cabbirka qallafsanaanta corneal ama qalabka korne ee la xiriiro iyo dareemaha isbeddelka cadaadiska. Waxaa loo isticmaalaa in lagu cabbiro cadaadiska intraocular. Alaabooyinka caadiga ah waa tonometer, tonometer-ka aan lala xidhiidhin, tonometer-ga gacanta lagu qabto, tonometer-ka sacabka gacanta lagu qaato, tonometer-ka sacabka, tonometer-ka piezoelectric, tonometer-ka dib-u-soo-celinta, tonometer-ka dhex-galka, iwm.. Waxay kaa caawin kartaa ogaanshaha caadka, glaucoma iyo cudurrada kale ee indhaha. Tonometer-ka aan lala xidhiidhin ayaa sida caadiga ah loo isticmaalaa hadda, kaas oo leh faa'iidooyinka hawlgal fudud iyo cabbir degdeg ah.