OPTICAL LIGHT GUIDE FOR OPTICAL SENSOR

• Main Author: KORKALA SEPPO
• Format: Patent
• Language: Chinese; English
• Published: 11.01.2022
• Subjects: DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEDICAL OR VETERINARY SCIENCE; SURGERY

The disclosure relates to optical light guide for an optical sensor. The present document discloses a solution for optical biometric measurements. According to an aspect, a sensor device comprises: a sensor head configured to face a skin of a human body, the sensor head comprising at least one optical emitter configured to emit light towards a direction of the skin and at least one photodetector configured to sense the emitted light from the direction of the skin; and an array of parallel light guide elements arranged to form a plurality of parallel light paths directing light from the at least optical emitter to the at least one photodetector, each light guide element comprising, between a first end and a second end of said light guide element, an optically transparent core and an optical barrier surrounding the core, the core together with the optical barrier focusing light along the core between the ends. 本公开涉及用于光学传感器的光学光导。本文档公开了一种用于光学生物特征测量的解决方案。根据一方面，传感器设备包括：被配置为面向人体的皮肤的传感器头，该传感器头包括被配置为朝着皮肤的方向发射光的至少一个光学发