otoscope + direct inspection glasses
otoscope + direct inspection glasses
Illumination form: large spot, small spot, no deficit, grid, slit, medium spot, compensated no deficit
Compensation filters: polarizing filter, no red filter, no filter Diopter compensation: 0 ±1 ±2 ±3 ±4 ±5 ±6 ±8 ±10 ±15 ±20 ±25 +40 (D)
Specification of ear speculum:2.5,3,4,5 mm Magnification:3
Power supply: 1.5V X 2 "C" type battery (No. 2) Bulb: 2.5V/0.45A