Two part article on the assessment of Visual Acuity published in the Optician 2021.

Part 1 | Part 2

Download a pdf of optotypes which can be used at matching cards for the Test Chart


Download a zip file containing drivers for the IR Remote control. The drivers will normally be downloaded automatically if the computer is connected to the internet. If not, download this file and unzip into a temporary directory. Select Device manager and then update driver for USB to Serial device. Browse to the temporary directory then select update.