Nonpolarizing beam splitter has at least one substrate, to which a partially reflective coating having a plurality of layers is applied. The gate of the first transistor is coupled to the input of the device. The tapered roller bearing is used in an idler portion of an automobile transmission, which is interchanged between an idle state in which the outer race idles with respect to the inner race and a shift state in which the outer race and the inner race are rotated synchronously with each other. The rate of a zero cross in the frame is computed. or a stereoisomer or physiologically tolerable salt thereof, for use in the inhibition of the growth of a multiple myeloma cell and for use in the treatment of multiple myeloma, wherein R1-R8 and B6-B9 are described in the specification.