Specification and standard

 Galilean-type converging binocular microscope type
 At least 2/3/5 step magnification.v  Real fields of view of 23mm to 5.6mm dia.
 Interpupillary adjustment of at least 55 to 75 mm
 Slit width from at least 0 to 14mm continuously variable
 Slit length 0 to 14 mm continuously variable
 Slit inclination from 0 to 20º
 Heat absorbing, red-free, cobalt blue filters
 Operate from 200 to 240Vac, 50 Hz input supply
 Motorized table
 Longitudinal movement of at least 90mm
Certificate of quality: CE and/or Equivalent. v