... IR Thermometer Product DescriptionST650,ST652,ST653 Infrared ThermometerProduct Name: Standard Infrared ThermometerDescription: The Infrared Thermometer Models ST650,ST652,ST653 ... are non-contact infrared temperature measuring instruments.Features include a 4 ... laser is used for aiming only . Features: New series includes high performance, general purpose. Emissivity adjustable from ...