has introduced a range of optical sensors with housings that are just 10mm wide. The OW series complements the company's existing range of 'flatpack' proximity switches and is available in diffuse reflective versions with a range of 150mm, retro-reflective versions with a range of 1.5m and through-beam versions with a range of 4m. All types use visible red light, for speedy adjustment, and all are programmable for either light-on or dark-on operation. The products are supplied IP67 protected with 2m or 6m integral cable, or IP65 rated with M8 connector. The range of mounting accessories includes brackets for vertical or horizontal mounting, as well as IFM's universal clamping system, which is fully adjustable.