| Name | Location | Products | Action |
|---|
 Alpine Research Optics | |  | |
| Artifex Engineering GmbH & Co. KG | | | |
| CVI Laser Optics | | | |
| Edmund Optics | | | |
| Esco Optics, Inc | | | |
| eSource Optics | | | |
| IMM Photonics GmbH | | | |
| LD-PD Inc | | | |
| MKS | Newport | | | |
| MOK Optics Co Ltd | | | |
| Omega Optical | | | |
| OPTOMAN | | | |
| Perkins Precision Developments | | | |
| Rainbow Research Optics, LLC | | | |
| SPT Laser | | | |
| Sugitoh | | | |
| Suzhou Bofei Optical | | | |
| Teledyne Acton Optics | | | |
| TEMTO Technology | | | |
| Thorlabs Inc | | | |
| Tian Cheng Optic | | | |
| Tower Optical Corporation | | | |
| UltraFast Innovations | | | |
| Union Optic Inc. | | | |
| 3photon | | | |
| 4Lasers | | | |
| Abrisa Technologies | | | |
| Acal BFi | | | |
| AccuCoat | | | |
| Accurate Optics | | | |
| Active Optical Systems | | | |
| Adamas Optics | | | |
| Adept Optical Ltd | | | |
| Adsys Controls | | | |
| Advanced Glass Industries | | | |
| Advanced Optics, Inc | | | |
| Advanced Thin Films | | | |
| Agnitron Technology | | | |
| Alien Photonics | | | |
| Align Optics Inc | | | |
| ALKION | | | |
| Alkor Technologies | | | |
| Alluxa | | | |
| ALPAO | | | |
| ALTECHNA | | | |
| American Photonics | | | |
| AMF Optical Solutions | | | |
| AMOS | | | |
| Andover Corporation | | | |
| Angstrom Precision Optics Inc. | | | |
| Ante Laser Technology | | | |
| Anylink Technology | | | |
| AOS Optics | | | |
| Aperture Optical Sciences Inc. | | | |
| Apex Optical Services | | | |
| Argyle International, Inc. | | | |
| Ariel Optics | | | |
| ARW Optical Corporation | | | |
| asphericon | | | |
| A-Star Photonics | | | |
| Astro Optics | | | |
| Auxora | | | |
| Axiom Optics | | | |
| B&M Optik GmbH | | | |
| BATOP | | | |
| Befort Wetzlar | | | |
| Beijing Delfa Optoelectronics | | | |
| Beijing Golden Way Scientific | | | |
| Beijing HM Laser | | | |
| Bell Laser | | | |
| Bena Optics | | | |
| Bern Optics | | | |
| Blue Ridge Optics | | | |
| BMV Optical Technologies Inc | | | |
| Bohr Optics | | | |
| Bond Optics | | | |
| Borisun Optics | | | |
| Bosco Ottica | | | |
| Boston Micromachines | | | |
| Brighten Optics | | | |
| BTMT | | | |
| Carclo Optics | | | |
| Cascade Optical Corporation | | | |
| CASIX. | | | |
| CeNing Optics | | | |
| Changchun Deln Optics Technology | | | |
| Changchun Phody Optics Technology | | | |
| Changchun Qianhao Optoelectronics | | | |
| Changchun Sunday Optics | | | |
| Changchun XinXin Optical Electron Technology | | | |
| Chengdu Zhonghong Technology Co., Ltd. | | | |
| Chineselens Optics | | | |
| Chonggqing Dontop Optics | | | |
| Chroma Technology Corporation | | | |
| Cimcop | | | |
| Claser | | | |
| CLaser Photonics Inc | | | |
| Clear Align | | | |
| CLZ Precision Optics | | | |
| CM Optics | | | |
| CMM Optic | | | |
| COE Optics( USA) Inc. | | | |
| Colorado Thin Films, Inc | | | |
| Control Optics Taiwan | | | |
| CoorsTek | | | |
| Core Optronics Co., Ltd. | | | |
| Cosmo Optics | | | |
| Coursen Coating Labs., Inc | | | |
| CPG Optics | | | |
| Crescent Components And Systems | | | |
| CRYLIGHT | | | |
| CRYSLASER | | | |
| Crysmit | | | |
| CRYSTAL GmbH | | | |
| CRYSTECH Inc. | | | |
| Crystran | | | |
| Crytur USA | | | |
| Custom Scientific, Inc. | | | |
| Danyao Optics | | | |
| Data Optics, Inc. | | | |
| Deposition Sciences, Inc. | | | |
| Design Research Optics | | | |
| DiMaxx Technologies | | | |
| Directed Light | | | |
| Discovery Telescopes | | | |
| Displays & Optical Technologies | | | |
| DK Photonics Technology | | | |
| DoroTEK Gesellschaft für Systemtechnik mbH | | | |
| Dynamic Optics | | | |
| Dynasil | | | |
| E.R. Precision Optical | | | |
| Ecoptik | | | |
| EKSMA Optics | | | |
| Elliot Scientific | | | |
| ELUXI Ltd | | | |
| Envin Scientific | | | |
| Evaporated Metal Films | | | |
| Facimton Optical Technology | | | |
| FICHOU | | | |
| First Surface Mirror | | | |
| Fleige Optik | | | |
| Foreal Spectrum | | | |
| Fuzhou Alpha Optics Co.,Ltd. | | | |
| Fuzhou Farview Optics Co.Ltd. | | | |
| Fuzhou Focus Technology | | | |
| Fuzhou Guangmai Optoelectronics Technology | | | |
| Fuzhou Hundreds Optics Inc. | | | |
| Fuzhou Solid Photon | | | |
| FUZHOU XK PHOTONICS | | | |
| G&H | | | |
| G5 Infrared LLC | | | |
| GAGE-LINE TECHNOLOGY | | | |
| Galaxy Optics | | | |
| Galvoptics | | | |
| GENTEX | | | |
| GESTIONE SILO | | | |
| Giai Photonics | | | |
| Glass Dynamics | | | |
| Global Optics (UK) | | | |
| Global Precision Optics | | | |
| GoldDragonOptics | | | |
| GrayGlass | | | |
| Green Optics | | | |
| Gurley Precision Instruments, Inc | | | |
| H V Skan | | | |
| Haas Laser Technologies | | | |
| Hamamatsu Photonics | | | |
| Hangzhou Shalom Electro-optics Technology Co., Ltd. | | | |
| Hangzhou Yong Hee Photonics Co.,Ltd | | | |
| HaphiT GmbH | | | |
| Hardin Optical | | | |
| Hardric Laboratories | | | |
| HARRICK SCIENTIFIC PRODUCTS | | | |
| HAUSER OPTIK | | | |
| He Rui Optics | | | |
| Hellma | | | |
| HELLMA Optik GmbH Jena | | | |
| Helmut Hund | | | |
| HG OPTRONICS | | | |
| Hitronics Technologies Inc. | | | |
| Hobbite | | | |
| Holmarc Opto-Mechatronics P Ltd | | | |
| Hong-Ming Technology | | | |
| Hongsheng Optoelectronics | | | |
| Hyperion Optics | | | |
| Imagine Optic | | | |
| Industrial Optics Unlimited | | | |
| Inlight Precision Optics Co. Ltd | | | |
| Inrad Optics Inc. | | | |
| Instrument Glasses | | | |
| InSync | | | |
| Intelligent LED Solutions | | | |
| Intepon | | | |
| Intrinsic crystal technology co.,ltd | | | |
| ios™ Optics | | | |
| I-Photonics | | | |
| IRD Glass | | | |
| J.R. Cumberland, Inc | | | |
| Jenoptik | | | |
| JG InterNational | | | |
| Jilin Tianhua Opto-electrical Technology Development Co., Ltd. | | | |
| Jilin Xinxingliang Optoelectronics | | | |
| Jilin Yongli Laser Technology | | | |
| Jiu Tian | | | |
| JNS Glass & Coatings | | | |
| KEOC | | | |
| Key Photonics | | | |
| Kingsview Optical | | | |
| Kiyohara Optics | | | |
| KOCH CRYSTAL FINISHING | | | |
| KOMLAS Optische Komponenten und Lasersysteme GmbH | | | |
| Korth Kristalle GmbH | | | |
| Koshin Kogaku | | | |
| Kryptronic Technologies | | | |
| Kugler | | | |
| KYOCERA SOC | | | |
| Lambda Research Optics | | | |
| LANO PHOTONICS CO.,LTD. | | | |
| Laser 2000 (UK) Ltd. | | | |
| Laser Research Optics | | | |
| Laser S.O.S. Group | | | |
| Laser Sources Ltd | | | |
| Laser Tools | | | |
| Laserand, Inc, | | | |
| LaserOptec | | | |
| LASERTEC Inc | | | |
| Laserwave Optoelectronics | | | |
| Lattice Electro Optic | | | |
| Lattice Materials | | | |
| Litech Optics Co., Ltd. | | | |
| LIVE Lasersystems | | | |
| LT ULTRA-Precision Optics | | | |
| Luceo | | | |
| MAC Thin Films | | | |
| Mark Optics | | | |
| Materion Balzers Optics | | | |
| MEETOPTICS | | | |
| Meopta - optika | | | |
| MICROS Optics GmbH & Co. KG | | | |
| Mirrorcle Technologies | | | |
| MLOPTIC | | | |
| Moulded Optics GmbH | | | |
| MSE Supplies LLC | | | |
| Nanjing Creator Optics Co., Ltd. | | | |
| Nanjing Crylink Photonics | | | |
| Nano-Giga SA | | | |
| New Age Instruments & Materials | | | |
| Newlight Photonics Inc | | | |
| NIL Technology ApS | | | |
| NINGBO YONGXIN OPTICS | | | |
| NITTO OPTICAL | | | |
| NJSC Optics | | | |
| Noni | | | |
| Nortus Optronic GmbH | | | |
| NTT Advanced Technology Corporation | | | |
| NY Photonics | | | |
| OASYS GmbH Optics and Systems | | | |
| Ocean Opto | | | |
| OEQuest | | | |
| OPCO Laboratory | | | |
| OPCO Laboratory, Inc. | | | |
| OPLENS Optical Technology | | | |
| Opneti | | | |
| Optical Mirror | | | |
| Optical Physics | | | |
| Optical Surfaces Limited | | | |
| Optics and Allied Engineering Pvt. Ltd. | | | |
| Optics Valley Metering & Calibration | | | |
| Opticus | | | |
| Optikron GmbH | | | |
| Optimax Systems Inc. | | | |
| Opto Engineering | | | |
| Opto Precision Pte. Ltd. | | | |
| Optoaxis Photonics | | | |
| OptoCity | | | |
| Optogear | | | |
| OPTOLIFE ENTERPRISE | | | |
| Optonetic | | | |
| Optoquest | | | |
| OptoSigma Corporation | | | |
| Optotune Switzerland | | | |
| Optowide Technologies | | | |
| Pacific Coast Optics | | | |
| PacTec 2nd Source | | | |
| PFG Precision Optics, Inc. | | | |
| Phila Optics | | | |
| Photon Optical | | | |
| Photonic Solutions | | | |
| Photonics Solutions Group | | | |
| PIKE Technologies | | | |
| Pleiger Laseroptik | | | |
| Positive Optics | | | |
| Präzisions Glas & Optik GmbH | | | |
| PreciSe Hyper iMage Optics (Suzhou) Co., Ltd | | | |
| Precision Glass & Optics | | | |
| Precision Optical | | | |
| Princeton Scientific | | | |
| PROLOG OPTICS | | | |
| Puruisi Optoelectronics | | | |
| Qbiclaser | | | |
| Radiant Dyes Laser | | | |
| Rayleigh Optical | | | |
| Ray-Photonics | | | |
| Red Optronics | | | |
| Reliable Instruments House | | | |
| Research and Industrial Optics | | | |
| Reynard Corporation | | | |
| Rheinmetall Air Defence AG | | | |
| RIV Optics | | | |
| Rocky Mountain Instrument Co. | | | |
| Roditi International Corporation Ltd | | | |
| Ross Optical Industries | | | |
| Ruik-tech Communication (Dongguan) | | | |
| RZ Optics | | | |
| S1 Optics GmbH | | | |
| SCHOTT North America, Inc | | | |
| Scientific Materials | | | |
| Shanghai Fsphotonics Technology | | | |
| Shanghai Optics | | | |
| Shenyang Ebetter Optics | | | |
| Sherlan Optics | | | |
| SIAON | | | |
| Sierra Precision Optics | | | |
| Simphoton Optronics | | | |
| Sinoceramics, Inc | | | |
| SORL | | | |
| SP3 PLUS | | | |
| Space Optics Research Labs, LLC | | | |
| Specialty Components, Inc | | | |
| Spectrum Thin Films | | | |
| STAG Precision Engineering | | | |
| Sterling Precision Optics | | | |
| Sunny Precision Optics | | | |
| Swiss Terahertz | | | |
| SYDOR OPTICS | | | |
| Taiyo Optics (Dongguan) | | | |
| Tecnottica Consonni | | | |
| Tempotec Optics | | | |
| Thin Metal Films | | | |
| Tianjin Tengteng Optoelectronic Technology Co., Ltd. | | | |
| TJS | | | |
| Torrent Photonics | | | |
| Triptar Lens Company | | | |
| TwinStar Optics, Coatings & Crystals | | | |
| Tybang | | | |
| UNI Optics Co., Ltd | | | |
| Universal Optics | | | |
| UQG Optics Ltd | | | |
| VFIBRE CABLE LIMITED | | | |
| Vision Optics | | | |
| VM-TIM GmbH | | | |
| von Gegerfelt Photonics GmbH | | | |
| WDMQuest | | | |
| West Coast Tech | | | |
| Westech Optical Corporation | | | |
| WTS PHOTONICS | | | |
| Z-optics | | | |
| Zünd precision optics | | | |
| Zygo Corporation | | | |
