Question

Which of these sensors can be most cheaply used for activity monitoring in wearables?
a. Accelerometer
b. Cameras
c. LIDARs
d. LED

Answer 1

camera is the cheapest one

Answer 2

Sensor option D, LIDAR is  85 % cheaper sensor with cheap monitoring and wearables usage in LIDARs.

Lidar is extensively used for :

•   Land Surveying

•   High resolution Maps too.

•   Light Detection and Ranging.

•   surface earth. or planet surface.

•   Multiple syncing input and output options.

•   On-the-fly programming: frame rate as well as  resolution

•   Fixed angle and fixed timing modes are applied .

•   Multi-sensor crosstalk immune.

•   Industry-leading intrinsic and extrinsic factory.

•   Pluggable.

•   Over-the-network firmware updated