A major realization of Einstein’s general relativity is the fact that massive objects warp space-time in a way that is ...

A compound lens forged by two galaxies is helping astronomers get a bead on the Hubble Constant and dark energy.

Six years on from the first iMicro smartphone microscope, the team has unveiled its latest: the iMicro Q3p, a fingertip-sized ...

Enhance your microscopy with high-performance objective lenses designed for precision imaging across scientific, industrial, and lab applications. Shanghai Optics’ microscope objective lenses deliver ...

A galaxy cluster bends light from seven background galaxies around it, letting astronomers peer into space and time ...

It has been dubbed the Carousel Lens. Gravitational lenses are created by the gravity of massive objects, usually galaxies or ...

Draw a ray from the object to the lens that is parallel to the principal axis. Once through the lens, the ray should pass through the principal focus. Draw a ray which passes from the object ...

These "interstellar precursor missions" include a trip to the solar gravitational lens point at 550 AU from the sun—farther than any artificial object has ever been, including Voyager.