Specification Brand : LJIA BulletPoint : Flowmeters BulletPoint1 : 183 is able to simultaneously measure and display UV, Visible and Infrared transmission values. This meter is self-contained light sources and self-calibration. No adjustment is needed. BulletPoint2 : The users only need the power supply, turn on the switch and put the sample in the opening. The resulting performance data appear on the display. BulletPoint3 : UV transmission meter, IR transmission meter, Light Transmittance Meter, Three function in ONE device. BulletPoint4 : Self-calibration and auto-calibration, NO need any manual adjustments. BulletPoint5 : Simple operation, putting the testing sample in the opening, UV, Visible and Infrared transmission values of the sample will simultaneously display. Color : One Color ExternallyAssignedProductIdentifier : 7505558560837 ItemName : Colorimeter Transmission Meter UV IR Transmission Meter, Test Film s Window Tint 183 Highly Matching Industry Needs ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-colorimeters Manufacturer : LJIA MeasurementAccuracy : 1 x ModelName : HKRVPXD ModelNumber : 32238824744 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : 32238824744 ProductDescription : Spectrum Transmission Meter UV IR Transmission Meter test film s window tint with 940 IR 365 UV 380-760nm VL 183