Minimum detection object
                                        Φ0.5
                                     
                                        Detection distance ff-403
                                        High speed mode 35
Standard mode 70
Long distance mode 280
                                     
                                        classification
                                        FFR-_D/FFT-_D series
                                     
                                        Detection distance ff-301
                                        High speed mode 35
Standard mode 70
Long distance mode 280
                                     
                                        Minimum bending radius (fiber length)
                                        R25(1M)
                                     
                                        Product model
                                        FFRX-610-15D KB