Light Meter for iPhone
Accurate exposure is essential to the nature of image making. Lumu features state-of-the-art digital light sensor for unquestionable measurements. Its advanced self-calibrated photodiode array emulates human eye response. Additional features such as IR light rejection and temperature compensation make it most advanced illuminance sensor on the market. Lumu doesn’t have battery, it gets electricity out of the sound. With its low power consumption, Lumu will require less battery as listening to the music on your headphones.