| T-1600-1030S-130X20-94 | II-VI | 35,000 | OPTICAL DIFFRACTION GRATING | 
                                                                    
                                        | T-1600-1030S-15.8X12.3-94 | II-VI | 4 | OPTICAL DIFFRACTION GRATING | 
                                                                    
                                        | T-1600-1030S-31.8X24.8-94 | II-VI | 35,000 | OPTICAL DIFFRACTION GRATING | 
                                                                    
                                        | T-1600-1030S-64.8X20-94 | II-VI | 35,000 | OPTICAL DIFFRACTION GRATING | 
                                                                    
                                        | T-1600-1060S-12.3X12.3-94 | II-VI | 35,000 | OPTICAL DIFFRACTION GRATING | 
                                                                    
                                        | T-1600-1060S-130X20-94 | II-VI | 35,000 | OPTICAL DIFFRACTION GRATING | 
                                                                    
                                        | T-1600-1060S-31.8X12.3-94 | II-VI | 2 | OPTICAL DIFFRACTION GRATING | 
                                                                    
                                        | T-1600-1060S-31.8X24.8-94 | II-VI | 35,000 | OPTICAL DIFFRACTION GRATING | 
                                                                    
                                        | T-1600-1060S-64.8X20-94 | II-VI | 35,000 | OPTICAL DIFFRACTION GRATING | 
                                                                    
                                        | T-1600-970S-31.8X12.3-94 | II-VI | 5 | OPTICAL DIFFRACTION GRATING | 
                                                                    
                                        | T-1600-970S-31.8X24.8-94 | II-VI | 35,000 | OPTICAL DIFFRACTION GRATING | 
                                                                    
                                        | T-163 | GC Electronics | 4,892 | #6 RING TONGUE TERM |