SL-2G is a clinical slit lamp for eye research. It is equipped with a compact lighting system with an LED light source. The device is equipped with an adjustable slot mechanism with an aperture of up to 14 mm. The angle of the slot can be rotated 180 degrees, and a set of red and cobalt-blue filters can be installed using the lever. Magnification changes are made through a rotating drum with 10x, 16x and 25x magnification. The eyepieces have a converging Galilean type and allow the attachment of a beam splitter. Additional mounts for applanation tonometers of the R-900 and 870 types are available.