1. The LS110 Visible Light Transmittance Meter features a split design, consisting of a main unit and an auxiliary unit 2. This Visible Light Transmittance Meter is for testing light transmittance in various materials, including automobile fronts, curtain wall s, acrylic, and films that have been installed 3. With a measurement accuracy of ±2%, the LS110 ensures reliable and precise readings 4. The meter includes a data lock function, allowing users to easily remove the device from the test sample while retaining access to the last recorded data 5. Equipped with a 3-channel test light source and a spectral range of 380nm-760nm