We are offering infrared power meter.The ls127 infrared power meter is manufactured by shenzhen linshang technology co., ltd , it can be used for measuring the optical power density of infrared ray and automatically calculate the ir transmission value. Feature:1.ir transmission meter, ir power meter, two function in one device2.evaluating heat-insulating property of the tint of windows, solar films, glass and other transparent materials 3.measuring optical power density of infrared ray, wavelength response (1000nm1700nm), gives visual and reliable result 4.large lcd, simple operation, easy reading result value