YZ24B Streak Retinoscope( Rechargeable) The product can quickly and precisely measure the astigmatism axis and is one of the necessary instruments in optometry inspection. Features The filament can be 360° ... Leggi di più
YZ24 Streak Retinoscope The product can quickly and precisely measure the astigmatism axis and is one of the necessary instruments in optometry inspection. Features The filament can be rotated for 360° and move ... Leggi di più
YZ24B Streak Retinoscope (Rechargeable) Characteristics: The filament can be 360°rotated and upward and downward moved. Quickly and precisely measure the astigmatism axis. The light can be converged, radiated ... Leggi di più
