portable otoscope ophthalmoscope set
EY-CB:
Illumination form: big spot, small spot, red free, half spot
Compensation filter: Polar filter, red-free filter, no filter
Diopter compensation: 0 ±1 ±2 ±3 ±4 ±5 ±6 ±8 ±10 ±15 ±20 (D)
Size of ear speculum: 2.5, 3, 4, 5mm *2 Magnifier: 3 times
Power supply: 1.5 V *2 “AA” type battery (#5) Illumination Bulb: 2.5V/0.45 A