
| COMPANY NAME | PHONE | CITY | STATE/PROV | COUNTRY |
| Corning Tropel | (585) 388-3420 | Fairport | NY | USA |
| CVI Melles Griot, Optic & Photonic Division | (585) 244-7220 | Rochester | NY | USA |
| CVI Optical Components | (626) 967-5281 | Covina | CA | USA |
| Edmund Industrial Optics Inc.. | (215) 679-6272 | Pennsburg | PA | USA |
| Elcan Optical Technologies | (705) 528-7101 | Midland, | Ontario Canada | |
| Fresnel Technologies Inc. | (817) 926-7474 | Fort Worth | TX | USA |
| Glass Fab Inc. | (585) 262-4000 | Rochester | NY | USA |
| G-S PLASTIC OPTICS, INC. | (585) 295-0200 | Rochester | NY | USA |
| Hardin Optical Company | (541) 347-9467 | Bandon | OR | USA |
| Hextek Corporation | (520) 623-7647 | Tucson | AZ | USA |
| II-VI Inc. | (724) 352-4455 | Saxonburg | PA | USA |
| Insight Technology, Inc. | (603) 626-4800 | Londonderry | NH | USA |
| JENOPTIK Optical Systems, Inc. | (561) 881-7400 | Jupiter | FL | USA |
| Kreischer Optics, Ltd. | (815) 344-4220 | McHenry | IL | USA |
| Lightworks Optics, Inc. | (714) 247-7100 | Tustin | CA | USA |
| Lockheed Martin | (407) 356-6524 | Orlando | FL | USA |
| Molded Plastic Optics, LLC | (603) 669-7800 | Manchester | NH | USA |
| Ohara Corp. | (949) 858-5700 | Rancho Santo | CA | USA |
| Optimax Systems Inc. | (585) 265-1020 | Ontario | NY | USA |
| R. Mathews Optical Works Inc. | (360) 697-6160 | Poulsbo | WA | USA |
| Rochester Precision Optics | (585) 292-5450 | West Henrietta | NY | USA |
| Spectral Systems | (845) 896-2200 | Hopewell Junction | NJ | USA |
| Volk Optical | (440) 942-6161 | Mentor | OH | USA |