Add Yahoo as a preferred source to see more of our stories on Google. How do binoculars work: hiker using binoculars. In essence a handheld pair of little telescopes, binoculars are wonderful little ...

Are these high-quality yet relatively lightweight image-stabilized binoculars worth looking into for wobble-free viewing over ...

Who said astronomy binoculars have to be big? These quirky pocket-sized ‘constellation binoculars’ offer just 2.1x magnification yet with 44 mm objective lenses let a lot of light in. The result is an ...

An impressive list of glass treatments, coatings and a higher-than-average magnification make it slightly larger and heavier than competitors but we think the quest for extra magnification and light ...

Figure 1 (a) Structure of the mesoscopic objective, (b) Aberration distribution of the mesoscopic objective, (c) Wide-field imaging system built with the mesoscopic objective, (d) Laser point-scanning ...