1.The testing slot is up to 8mm, can test filmed glass directly . 2.Small-size portable, battery powered, ultra-low power consumption. 3.UV transmission meter, IR transmission meter, Light Transmittance Meter, Three function in ONE device. 4.Simple operation, rapid measurement, putting the testing sample in the “OPENING”, UV, VL and IR transmission values of the sample will simultaneously display immediately. 5.Suitable for measure film, filmed glass etc. Test for performance demonstrate, production, QA, inspection and so on many occasions;