withelectronic modulation method
- 
                        
                            476301                                                              4 
                                                                                
                                                
                                                        
                                
                                    Light transmitter and receiver                                
                            
                        
                        
                                                
                     - 
                        
                            47634                                                              4 
                                                                                
                                                
                                                        
                                
                                    Transparent plastic block                                
                            
                        
                        
                                                
                     - 
                        
                            47635                                                                                
                                                
                                                        
                                
                                    Tube with 2 end windows                                
                            
                        
                        
                                                
                     
Print page