说明Ms. A. Nilsson (Sweden) and Mr. R. Keeffe (Canada, right) presenting the new ultraviolet-sensitive telephone lens for the Cerenkov Viewing Device (CVD) to Mr. Bruno Pellaud (DDG-SG, Switzerland, centre) as part of the Swedish and Canadian Safeguards Support Programmes. The lens will improve the unintrusive verification of LWR fuel by providing a larger image and more detailed Cerenkov characteristics.