गोबाव सम कन्टेक्ट लेन्स लागायोब्ला मेगनाव अक्सिजेननि बिबाङा खम जायो आरो माखासे बोसोरनि गेजेरावनो कन्टेक्ट लेन्सा सहायनो हायै जालाङो ।
On applying contact lens for a long time amount of Oxygen in eyes reduces and contact lens becomes unbearble in a few years .