An imaging lens assembly includes first, second, third and fourth optical lens elements that are arranged sequentially from an object side to an image side along an optical axis and that respectively have negative, positive, positive and negative refractive powers, and a fixed aperture stop that is disposed between the first and second optical lens elements. The device includes a plurality of constituents comprising a container and a composite element in the container. The sensor and controller operate to rapidly determine if a golfer is walking or swinging a golf club. The fuse circuit is configured to receive the soft-blow signal and to select its operational state to be the first or second operational state based on the received soft-blow signal.