Optoelectronic sensor and method for focus adjustment
AssigneeSick AG
InventorsThomas PFRENGLE, Jakob BURGER
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Abstract
An optoelectronic sensor comprising a light receiver, receiving optics in front of the light receiver, and a focus adjustment unit having an actuator and configured to move the light receiver, wherein the focus adjustment unit comprises a parallel guide having at least one flexible retaining element and moving the light receiver in a constant orientation on the optical axis of the receiving optics.
Claims20
An optoelectronic sensor comprising a light receiver, receiving optics in front of the light receiver, and a focus adjustment unit having an actuator and configured to move the light receiver, wherein the focus adjustment unit comprises a parallel guide having at least one flexible retaining element and moving the light receiver in a constant orientation on the optical axis of the receiving optics.
A method for adjusting the focus of an optoelectronic sensor comprising a light receiver and receiving optics arranged in front of the light receiver, wherein the light receiver is moved by means of a focus adjustment unit using an actuator, wherein the focus adjustment unit moves the light receiver in constant orientation on the optical axis of the receiving optics by means of a parallel guide having at least one flexible retaining element.
Dependencies are inferred from the claim text.