Single port,vertical,for BQ900 slit lamp.BQ900 integrated beam splitter for slit lamp digitalization. To make slit lamp digitalized, a beam splitter or adapter is put on the slit lamp with a camera adaptor. This beam splitter and camera adaptor is for BQ900 slit lamps, for Canon EOS or Nikon DSRL cemera. Beam splitters and camera adaptors for slit lamps digitalization. We can match models of CSO/Haag Streit/Topcon/Zeiss/Nidek/Shinnipon and all slit lamps made in China. Beam splitters and CCD adaptors for surgical microscopes. We can match models of Moller/Zeiss/Topcon/Leica/CSO and all kinds of surgical microscopes