From magnification to letting in enough light at night, here's how to choose the perfect monocular for stargazing and astronomy.

Another is to use your forearms as scaffolding, with elbows drawn into the chest. Either way, the added bulk of binoculars makes them best for use with a shoulder bag or camera bag.

Unlike traditional monocular camera systems, the bio-inspired camera employs a compound-eye-like structure that allows for the parallel acquisition of frames from different time intervals.