Since the dawn of photography the photographer has had to have their subject within sight, but as Rob Coppinger finds US researchers have turned a corner for the ultimate imaging technology

Greg Blackman on the intricacies of beam analysis and the range of sensors laser manufacturers employ to characterise a source

Optics allow distant places to be seen in focus but Rob Coppinger peers into the universe of astronomy where the vision of deep space is also the past

Cancer strikes fear into the hearts of its victims but Rob Coppinger finds that lasers are now able to excise that enemy within, deep inside the human body

Trioptics has grown rapidly in the past three years, as Warren Clark discovers