Tag Archives: image quality

Multidimensional screening anti-counterfeiting: shapes and images

Multidimensional anti-counterfeiting technique, which could display diverse images depending on different readout conditions, provides an unparalleled approach to improve the information security and holds great potential in practical applications. Although it has been achieved by varied wavelength,

Can an eye exam predict the risk of stroke?

Cardiovascular disease (CVD) accounts for nearly 200,000 deaths in the UK per year, with coronary heart disease, stroke and heart failure accounting for most of these deaths. General practitioners need an accurate and reliable tool to help