Background Mutations in the L/M cone opsin gene array cause abnormally high perceived retinal contrast and the development of myopia. Environmental factors may also lead to high visual contrast and ...

Abstract: In this work, a series of fiber-optic salinity sensors were prepared. The sensing principle of salinity sensor is the changes of reflection coefficient and evanescent wave attenuation with ...

Abstract: Automatic and accurate segmentation of the optic disk (OD) region has practical applications in the medical field. In this study, a novel encoder-decoder network is proposed to segment the ...

This bundle looks into the crucial technical and human factors that gave German tank crews a decisive edge in engaging targets first, especially at long range. The key was the quality of their optics, ...