Specifications

Characteristics 
Specifications 
Type: Head-worn binocular indirect ophthalmoscope 
Work distance: 50.5mm(from the patient`s corneal to the aspheric lens) 
Pupillary distance: Adjustable from 52-74mm 
Intensity of illumination: Stepless adjustable with the maximum intensity not less than 500Lx 
Lathe-hedd: 530-630mm in circumference,85-125mm in depth 
Light spots: Three spots, big, middle and small 
Filters: Three filters including redfree, colourless and cobalt blue 
Teaching mirror: Coated mirror with both sides viewing 
Input voltage: 220V±10%V 
Input frequency: 50Hz±1Hz 
Input power: 20VA 
Power supply of illumination: Halogen bulb 6V/10W 
Electric safety standard: GB9706.1-1995 Class 2

type B 
Main unit`s dimension: 142X48X128mm 
Main unit`s weight: 280g