
| COMPANY NAME | PHONE | CITY | STATE/PROV | COUNTRY |
| 4D Technology | (860) 365-0420 | East Hampton | CT | USA |
| Advanced Glass Industries | (585) 458-8040 | Rochester | NY | USA |
| Berliner Glas/U.S | (757) 229-9368 | Williamsburg | VA | USA |
| CDGM Glass Company USA | (585) 424-0800 | Rochester | NY | USA |
| Corning Tropel | (585) 388-3400 | Fairport | NY | USA |
| Displays & Optical Technologies | (512) 246-6400 | Round Rock | TX | USA |
| Dynasil Corporation | (856) 767-4600 | West Berlin | NJ | USA |
| Esco Products, Inc. | (973) 697-3700 | Oak Ridge | NJ | USA |
| Gentex Optics, Inc. | (508) 943-3860 | Dudley | MA | USA |
| Glass Fab Inc. | (585) 262-4000 | Rochester | NY | USA |
| Glass Mountain Optics, Inc. | (512) 339-7442 | Austin | Texas | USA |
| G-S PLASTIC OPTICS, INC. | (585) 232-1441 | Rochester | NY | USA |
| Hikari Glass USA, Inc. | (512) 373-3009 | Lakeway | TX | USA |
| Insaco Inc. | (215) 536-3500 | Quakertown | PA | USA |
| Kreischer Optics, Ltd. | (815) 344-4220 | McHenry | IL | USA |
| Lambda Research Corporation | (978) 486-0766 | Littleton | MA | USA |
| Lightworks Optics, Inc. | (714) 247-7100 | Tustin | CA | USA |
| Lunzer, Inc | (201) 794-2800 | Saddle Brook | NJ | USA |
| Metrology Concepts | (585) 427-9155 | Rochester | NY | USA |
| Ohara Corp. | (949) 858-5700 | Rancho Santo | CA | USA |
| Optical Research Associates | (626) 795-9101 | Pasadena | CA | USA |
| OptoTech Optical Machinery Inc. | (215) 679-2091 | East Greenville | PA | USA |
| Polymer Optics, LLC | (707) 573-5929 | Santa Rosa | CA | USA |
| QED Technologies LLC | (585) 256-6540 | Rochester | NY | USA |
| Schneider GMBH @ Co. KG | (000) 000-0000 | Steffenberg | n/a | Germany |
| Schott Glass Technologies, Inc. | (570) 457-7485 | Duryea | PA | USA |
| Spectra Services | (585) 265-1640 | Webster | NY | USA |
| Taylor Hobson, Inc. | (203) 881-1853 | Oxford | CT | USA |
| Tempo Clean Room Foam | (559) 651-7711 | Visaila | CA | USA |
| Umicore Optical Materials USA, Inc. | (918) 673-1650 | Quapaw | OK | USA |
| United Lens Company | (508) 765-5421 | Southbridge | MA | USA |
| Universal Photonics | (516) 935-4000 | Hicksville | NY | USA |
| Volk Optical | (440) 942-6161 | Mentor | OH | USA |
| Westech Optical Corporation | (585) 377-2490 | Penfield | NY | USA |
| Wolcott-Park, Inc. | (585) 342-3120 | Rochester | NY | USA |