Oppo has announced a new camera technique designed to enable 5x zoom even in thin smartphones. The company’s “5x Dual Camera Zoom” technology gets around vertical height constraints — the biggest design challenge in smartphone cameras — with a periscope-style lens array that runs horizontally along the top of the device. The system appears to be based around a secondary longer prime lens like you get with the iPhone 7 Plus — the innovation here is in shrinking the module size while increasing the degree of image magnification.
The optically stabilized telephoto lens is offset by 90 degrees, focusing light onto an image sensor after it travels through a prism. While the lens has a focal length 3 times longer than the primary wide-angle...
from
http://www.theverge.com/circuitbreaker/2017/2/27/14749082/oppo-periscope-zoom-lens-announced-mwc-2017
from
http://ifeeltechinc.blogspot.com/2017/02/oppo-could-kill-phone-camera-bumps-with.html
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