The new Tamron 35-100mm f/2.8 puts all the popular portrait focal lengths into a single zoom that’s lighter and more affordable than the more common 24-70mm ...

The disappearance of 84-year-old Nancy Guthrie has prompted investigators in Arizona to consider using advanced genetic ...

Abstract: Fundamental matrix is algebraic representation of relation between two images taken from different camera position and orientation. It is often used to reconstruct 3D objects from images ...

Abstract: The transformation optics (TO) technique has been widely applied in the volume reduction of Luneburg lens (LL) in both optical and microwave regimes. However, it is found that the focus is ...