The newly designed eyepiece minimises shading effect. Thanks to easy conformation of internal scale and target observation as well as irritation free measurement. The new optics of the LM-8 enhances ...
VISULENS ® 500 from ZEISS is a straightforward, easy-to-use automated lensmeter designed to speed up the refraction and prescription processes. The instrument helps you to spend more time on patient ...
Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...
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