Minimum detection object
                                        Φ0.05
                                     
                                        Detection distance ff-403
                                        High speed mode 50
Standard mode 120
Long distance mode 500
                                     
                                        classification
                                        FFR-_D/FFT-_D series
                                     
                                        Detection distance ff-301
                                        High speed mode 50
Standard mode 120
Long distance mode 500
                                     
                                        Minimum bending radius (fiber length)
                                        R1(1M)
                                     
                                        Product model
                                        FFTSW-11 1M