Feature: 1. 3 in 1: This tester can measure UV transmittance, infrared transmittance and visible light transmittance at the same time 2. Large LCD Display: The detector has a large LCD display screen, can select three different display interfaces through the dial switch 3. Fast Measurement: The tester screen will display three test results immediately after the test material is placed well 4. Self Calibration: The detector has a real time dynamic self calibration function, which can be automatically calibrated to 100% transmittance after power on 5. Applicable Materials: The detector adopts a parallel light way design, and the testable width is within 47mm, can easily test large thickness materials, suitable for thermal insulation coating, single layer glass, laminated glass, insulating glass, film glass, PMMA, PC, etc. Specification: Item Type: Transmittance Tester Material: Aluminum alloy UV: Peak wavelength 365nm Infrared: Peak wavelength 940nm Visible Light: 380nm-760nm full wavelength, in line with cIE photopic function standard Test Sample Thickness: Less than 47mm Measurement Accuracy: Better than ±2% (colorless and uniform light transmitting material) Resolution: 0.10% Test Slot Width: Approx. 47mm/1.9in Test Slot Depth: Approx. 91mm/3.6in Power Supply Mode: 5VAC DC power supply, can also be connected to mobile power. Package List: 1 x Transmittance Tester1 x Bracket1 x USB Cable1 x Manual1 x Storage Box Note: Avoid bumping to avoid irreversible damage.