This reduction in performance is due to fundamental physical principles and can have a severe impact on the accuracy of optical sensors. The solution developed by the international team utilizes a ...

Ultrasonic sensor uses high-frequency sound waves to create a 3D image of the user’s fingerprint while Optical sensor captures an image of the fingerprint which is stored as a 2D digital image, which ...

This reduction in performance is due to fundamental physical principles and can have a severe impact on the accuracy of optical sensors. The solution developed by the international team utilizes a ...

Boeing announced late Friday that it is canceling a workplace occupancy program that would install camera sensors in its offices, less than a day after The Seattle Times made the program public.

The authors propose a new methodology to survey insects, using new sensors and analytical capabilities that could be valuable for addressing urgent conservation challenges. While the results of the ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level ...

optical tweezers, and imaging and sensing. A meta-lens array-based Shack-Hartmann wavefront sensor enhances phase measurement by increasing sampling density and angular resolution, advancing ...

Coastal Zone Ecological Environment Monitoring Technology and Equipment Shandong Engineering Research Center, Shandong Key Laboratory of Coastal Environmental Processes, CAS Key Laboratory of Coastal ...

In addition to commercial sensors, several research groups have developed more customized methane sensors. (11,18−20) Recently, a submersible methane sensor based on optical feedback cavity-enhanced ...

Abstract: A novel design strategy for the development of FBG based all optical, temperature insensitive tilt sensor is proposed. Response characteristics of the proposed sensor is theoretical analyzed ...

Abstract: This letter describes the development and characterization of an optical fiber humidity sensor employing intensity modulation via evanescent wave (EW) absorption technique. For the ...