Short-sighted from the age of 11, glasses and contact lenses were all that Hannah Hill had known, writes Romily Roberts. Although they have been enough to deal with daily life for the past 21 years, she realised that when it came to tackling an intrepid adventure that lies ahead, a more permanent eyesight solution for her prescription of minus 3.25 was needed. For Hannah, who lives in Bishop’s Stortford with her marriage partner and a Romanian rescue dog, is gearing up for a three-day trek in the Atlas Mountains in Morocco in support of Crisis. The expedition in September involves scaling Moun…