AHHFLJWQ

Bubble levels; Electro-optic transducers; Infrared sensors; Laser diodes; Laser level measuring apparatus; Laser measuring systems; Laser pointers; Laser rangefinders; Lasers for industrial use; Lasers for measuring; Lasers for measuring purposes; Measuring apparatus, namely, laser distance meters; Optical sensors; Sensors for measuring distance, chemical levels in aqueous solutions, not for medical use