This International Women’s Day, I say thanks to Katharine Burr Blodgett – the inventor of non-reflective glass, crucial for stopping lens flare Few women have had as big an impact on photography as Katharine Burr Blodgett – and I’m going to hazard a guess that you’ve never even heard of her. In all fairness, until recently, I hadn’t either, but every photographer on Earth owes Blodgett a deb... [1793 chars]