Tag: zoom lens

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Dual camera zoom: Corephotonics presents a 5x zoom without moving parts

Zoom lenses are useful, but they need a complex optical formula, which means, compared to prime lenses, they are pretty big and heavy. That’s the reason why they aren’t used that often, and if, in a simpler and more basic version (with a small zoom range and/or slow speed) in smartphones and in compact cameras. ...