The law doesn’t apply to secondary mirrors that you can attach to it. In Canada, the minimum requirement is to have one rear-view mirror inside the car and one exterior mirror on the driver’s ...

The biggest stories of the day delivered to your inbox.

Love Island's Ekin-Su finally gets revenge on her old school bullies - thanks to a chance encounter ...

These mirrors will allow astronomers to peer into the cosmos like never before. "The light it collects from the cosmos will bounce off to the secondary mirror, which will be held in the central ...

The rotation of the frame causes the liquid to form a parabolic surface. Combined with secondary mirrors or lenses, you then have a working telescope. Liquid mirror telescopes are dirt cheap ...

In 2024 TNO provided a concept design and assessment of performance for its breakthrough Hybrid Variable Reluctance (HVR) actuated deformable mirror systems, for application to the future Keck ...