Reflecting telescopes such as the one built by Newton in 1668 were built in part to prove his theories about chromatic aberration. Ultimately mostly correct, he proved that lenses refract light to ...

Bokeh is often one of the key considerations for photographers picking out a new camera lens, but one upcoming lens from ...

That's why observatory and space-based telescopes rely on massive, curved mirrors instead to achieve the same light-bending ...

is the lens' inability to focus on the sensor or film all colours of visible light at the same point. Severe chromatic aberration gives a noticeable fringing or a halo effect around sharp edges ...

The new Nisi Aureus Prime T1.4 cine lens kit includes five full-frame PL-mount lenses ranging from 18mm to 85mm.

is the lens' inability to focus on the sensor or film all colours of visible light at the same point. Severe chromatic aberration gives a noticeable fringing or a halo effect around sharp edges ...