Illumination

large light spot,small light spot, slit, central-net, red free filter.

Diopter compensation

0,±1D,±2 D,±3 D,±4 D,±5 D,±6 D,±8 D,±10 D,±12 D,±16 D,

±20 D,-25 D

Light Source

2.6V , 1.6W mini-halogen lamp

Power supply

2* 1.5V DC (2# or 5#)

Input power

5VA

 Illumination form

 Fibre optics

 Magnification

 2.5X

 Diameter of ear speculum

 2.5mm; 3mm; 4mm

 Bulb

 2.5V,1.6W Halogen bulb

 Battery

 2*1.5V dry cell

 Package size

 26cm*10cm*0.6cm

 G weight

 0.15kg