Specifications include, but are not limited to: 5- Slit lamp BQ 900 Illumination: -0900.0011 LED slit lamp microscopy -3 step illumination control -Slit width: 0-14 mm continuous -Slit legth: 1-14 continuous and fixed apertures -Illumination field diameter: ø 8/ 5/ 3/ 2/ 1/ 0.2 mm -Slit image rotatability: ±90° -Swiveling of the slit illumination to the microscope axis: Horizontal ± 90°, vertical 0 - 20° -Filters: Blue, Red-free(green), grey (10%) Microscope: -5 position magnification magnification changer: 6.3x/ 10x/ 16x/ 25x/ 40x -object field ø in mm: 32.0/ 20.0/ 12.7/ 8.0/ 5.1 -Ocular magnification: 12.5x -Stereo angle: 13° (convergent optics) -Range of adjusting eye-pieces: +7 to -7 diopters -Pupil distance: 52-78 mm