EMBODIMENT FOR THE CONTROL OF AN OPTICAL READING DEVICE

摘要

The present invention relates to an optical scanning device (1) for reading data stored on a rotating data carrier with a scanning head (10); at least the scanning head on a predetermined path with a support guide shaft (11); at least one locking device (12) connected to the scanning head (10) for securing the guide shaft (11); and at least one flexible prestressing device (13) for applying a static preload to the at least one guide shaft (11) in order to prestress relative movements in order to prestress this shaft and at least one fastening device (12) connected to the scanning head (10) relative to each other. HE