Schott North America Inc. has introduced the LCR-100, a compact white-LED ringlight for microscopy applications. Features include low- and high-intensity settings, a thumbscrew mounting system for precise positioning and a choice of 120- or 240-V input. Specifications include an operating temperature from 20 to more than 40 °C, color temperature of 5600 K and a working distance from 2.25 to 6 in. The ringlight fits 2.0- to 2.63- in. microscope and camera objectives, without adapters. The company says that the device provides bright, shadow-free illumination. It is 1.25 in. high, and the head weighs 5.3 oz.