The filament can be 360°rotated and upward and downward moved. |
■ Quickly and precisely measure the astigmatism axis. |
■ The light can be converged, radiated and paralleled. |
■ Continuously adjustable brightness. |
■ Convenient quick recharging. |
■ Anti-recharging and anti-discharging function protects the battery. |
■ Can also be connected with the head of ophthalmoscope. |