...announced that using a large lens to concentrate the sun’s power, it captured a record 230 watts onto a centimeter squaresolar cell, in a technology known as concentrator photovoltaics or CPV. The IBM research team developed a system that...
http://feeds.theinquirer.net/c/554/f/7127/s/1137008/story01.htm
...be used near hot tubs and pools where electrical safety is a concern. The new DP751A series is a 57 mm (2.25") square, solar-powered LCD meter with a switch for C/ F display. The DP752 is available in an ac powered model for use...
http://www.omega.co.uk/ppt/pptsc.asp?ref=DP750