Kwindawo yomfanekiso wezonyango, ngakumbi umfanekiso we-fundus, ukuchaneka kubaluleke kakhulu. Iingcali zamehlo zithembele kakhulu kwimifanekiso ekumgangatho ophezulu we-retina ukuxilonga nokunyanga iimeko zamehlo ezahlukeneyo. Phakathi kwezixhobo ezahlukeneyo kunye nobuchwepheshe obusetyenzisiweyo ukufezekisa oku kuchaneka, iiprism zekona ye-fundus imaging zigqama njengenguqu yomdlalo. Ngokulungisa umfanekiso wakho we-fundus ngeeprism ezichanekileyo zekona, uvula inqanaba elitsha leenkcukacha eziphakamisa umgangatho wakho wokucinga, uqinisekisa uxilongo oluchanekileyo kunye neziphumo ezingcono zesigulana.
Iiprism zekona ityhubhuzizixhobo zokukhanya ezaziwa ngeempawu zazo ezibonisa ngokukodwa. Ngokungafani nezibuko eziqhelekileyo, ezinokuthi ziphazamise ukukhanya okanye zilahlekelwe ngamandla emva kwexesha, iiprism zekona zekona zibonelela ngokufana kunye nokubonakalisa okufanayo. Oku kubenza balungele izicelo apho ukuchaneka kunye nokucaca kubaluleke kakhulu, okufana nokucinga kwe-fundus. Xa zidityaniswe kwiinkqubo ze-fundus, ezi prism ziqinisekisa ukuba ukukhanya okubonakaliswe kwi-retina kuqondiswe emva kwi-sensor ye-imaging kunye nokulahlekelwa okuncinci kunye nokuphazamiseka.
Enye yeenzuzo eziphambili zokusebenzisa iiprism zekona kwi-fundus imaging kukukwazi kwabo ukunciphisa ukungahambi kakuhle. Ukuphazamiseka kukuphazamiseka kumfanekiso obangelwa kukungafezeki kwindlela yokubona. Kumfanekiso we-fundus, nkqu nokuphambuka okuncinci kunokufihla iinkcukacha ezibalulekileyo, kwenze kube nzima ukufumanisa ngokuchanekileyo iimeko ezifana ne-glaucoma, i-macular degeneration, okanye i-diabetes retinopathy. Iiprism zekona yetyhubhu, nangona kunjalo, ziyilelwe ukubonakalisa imitha yokukhanya kwii-engile ezichanekileyo, ukuqinisekisa ukuba umfanekiso othathiweyo ucace kwaye awujikwanga kangangoko kunokwenzeka.
Ngaphezu koko, iiprism zekona zibonelela ngokuzinza okuphezulu kunye nokuzinza. Zakhiwe kwizinto ezisemgangathweni ophezulu ezixhathisa ukuguga kunye nokukrazula, ziqinisekisa ukuba zigcina iimpawu zabo ezibonisayo ngokuhamba kwexesha. Oku kubaluleke kakhulu kwiinkqubo zokucinga zonyango, apho ukusetyenziswa rhoqo kunye nokuvezwa kweemeko ezahlukeneyo zokusingqongileyo kunokuphazamisa ukusebenza kwamacandelo okukhanya angaphantsi.
Olunye uncedo olubalulekileyo lweeprism zekona kuyilo lwazo oludityanisiweyo. Kwiinkqubo ze-fundus imaging, isithuba sisoloko sisithintelo. I-Corner cube prisms ivumela iindlela ezilula nezisebenzayo zamehlo, okwenza uphuhliso lwezixhobo ezincinci, eziphathwayo zokucinga. Oku kunenzuzo ngakumbi kwiindawo ezikude okanye ezingagcinwanga ngokwaneleyo apho ukufikelela kwizixhobo zonyango ezikumgangatho ophezulu zilinganiselwe.
Ukongeza kolu ncedo lusebenzayo, iiprism zekona ityhubhu zikwaphucula umtsalane wobuhle benkqubo yemifanekiso ye-fundus. Uyilo lwazo oluthambileyo, lwangoku luncedisana nobuchwepheshe obuphambili bezixhobo zonyango zale mihla, nto leyo ebenza ukuba balongezelelekileyo kuyo nayiphi na i-toolkit ye-ophthalmologist.
Ukuqukumbela, iiprism zekona ityhubhu sisixhobo esiyimfuneko sokuphucula ukuchaneka kwe-fundus imaging. Ngokubandakanya ezi prisms kwiinkqubo zakho ze-fundus, unokuvula inqanaba elitsha leenkcukacha kwaye uphakamise umgangatho wakho wokucinga ukuya kubude obungazange bubonwe ngaphambili. Ngobuchule bazo bokunciphisa ukungahambi kakuhle, ukunika ukuqina okuphezulu, kunye nokuvumela uyilo oluthe kratya, iiprism zekona yetyhubhu ziyimfuneko kuyo nayiphi na i-ophthalmologist ezinikele ekuboneleleni ngowona mgangatho uphezulu wokhathalelo kwizigulana zabo. Yandisa umfanekiso wakho we-fundus namhlanje ngokuchaneka kwecube prisms kwaye uphakamise ukuziqhelanisa kwakho kumanqanaba amatsha okugqwesa.
Ixesha lokuposa: Oct-30-2024
