Detailed Product Description

5M visual chart light box:

1. The frame of box is made of special high- strength aluminum-alloy .It is light ,stiff and never distorted. The inside and outside of the box are both coated by electric- static spraying powder, it is beautiful & durable.
2. Four corners of box are connected with good quality brass plate, the surface is decorated with ABS plastic plate.
3. The visual chart plate is adopted with import polymethyl methacrylate  plate, never faded.
4.  It can normally work in voltage 150~260V.
5. The eye chart light box has examination distance of 5.0mm.

6. very professional quality but competetive price