Available. The Keyence GL-R23F-R is a safety light curtain designed to provide finger protection with 23 optical axes. This model features a detection capability of ø14 mm, a total length of 240 mm, and a detection height of 220 mm. It operates over a detection distance ranging from 0.2 to 10 meters, with an effective aperture angle of ±2.5° when the operating distance is 3 meters or more. The light source is an infrared LED emitting at 870 nm. The response time for the optical synchronization system (Channel 0) is 6.9 ms for ON→OFF and 49.2 ms for OFF→ON. The GL-R23F-R is compliant with safety standards including IEC61496-1, EN61496-1, and UL61496-1 (Type 4 ESPE), and is suitable for applications requiring finger protection in industrial settings.