HEART RATE MONITOR

摘要

A heart rate monitor comprises a housing (30) and an optical heart rate (OHR) sensor within the housing (30). The OHR sensor comprises a sensing unit (40) including at least one light emitter (42a, 42b) arranged to emit light into the skin of a user and a photodetector (44) arranged to sense light reflected through the skin of the user. The housing (30) comprises a domed portion (60). The sensing unit (40) is exposed through a surface of the domed portion (60) and protrudes above the surface of the domed portion (60).