Before revision: The slotted optical switch, sometimes known as opto switch or optical switch but not to be confused with the optical component, is a device comprising a photoemitter (e.g.
After revision: A diagram of a mechanical computer mouse showing two slotted optical switchesa photo of a mechanical computer mouse showing two slotted optical switchesa photo of a mechanical computer mouse showing two slotted optical switchesclose-up of a mouse PCB showing a slotted optical switch assembled from discrete LED and photodetectorThe slotted optical switch, sometimes known as opto switch or optical switch but not to be confused with the optical component, is a device comprising a photoemitter (e.g.