https://www.futureelectronics.com/m/melexis . Discover the first Induxis® switch, an inductive switch that fully integrates the coils. Contact-less, magnet-less, and stray field immune, this solution simply detects any conductive target (e.g. metal). It is ideal for safety applications in the area of electrification. https://youtu.be/ilXKkf_K30U

https://www.futureelectronics.com/resources/featured-products/melexis-mlx90632-infrared-temperature-sensor . Melexis MLX90632 infrared sensor is based on established far infrared (FIR) technology that utilizes the fact that every object emits heat radiation proportional to its temperature. The ultra-small device includes the sensor element, signal processing, digital interface and optics...