An improved multi-bite bone cutting rongeur with an ultrathin foot plate and a disposable cutting element and storage chamber unit is disclosed. In one embodiment, the apparatus includes a mechanism for receiving plural representations of the video signal corresponding to plural decimated versions of the video signal, associating pictures of the received plural representations of the video signal, and outputting pictures corresponding to information from associated pictures in accordance with a relative temporal order. For this reason, sample measurement can be executed only by irradiating the sample from a side of the projection. , such as transistors 24a, 24b, etc.