Jollystar Photoelectric Science & Technology Co.,Ltd
- Jollystar design and manufacture Sphere lens, Unsphere lens, Prism, Mirror, Windows, Achromatic lens from BK7 glass, quartz, CaF2 or crystals. lenses used in cameraand other image system
- http://www.jollystar.biz

Lens Lenders
- Canadian small business specializing in mail-order lens rentals for digital and film SLR cameras across Canada.
- http://www.lenslenders.com/

Cust Optics
- Supply optics lens,such as cylindrical,spherical lenses
- http://www.custoptics.com

Changchun Deheng Optics
- Specializes in processing optical components such as prism, mirror, wedge prism, windows, lens, plano-cylindrical lens, and diffraction grating. China.
- http://www.dhoptics.com

Changchun Daheng Optical Instrument Factory
- Manufacturer of prism, wedge, mirrors, lens, cylindrical lens with optical glass and optical crystal. China.
- http://www.dhoptics.com/html/ywjianjie.htm

Changchun XinXin Optical Electron Technology
- Provides optical products such as lenses, prism and mirrors. China.
- http://www.xinxinopt.com

THK Photo Products, Inc.
- Exclusive distributors of Tokina camera lenses, Hoya filters, and Kenko lens converters and video camera lenses in the US.
- http://www.thkphoto.com/

Tamron
- Lenses and equipment manufacturer
- http://www.tamron.com

SmARTlens
- Manufacturer of lenses applicable to cameras, computers, copiers, scanners, printers, and other devices.
- http://www.smartlens.com/

Schneider Optics
- Manufacturer of lenses and filters for still photography, motion picture, and video.
- http://www.schneideroptics.com/

Camera Ace India
- Export camera and photographic accessories such as lens, filter and ring adapters.
- http://www.camera-ace.com

Brightscreen
- Maker of camera focusing screens, and magnifiers for critical focusing.
- http://www.brightscreen.com/

Boxin Optical Instrument Company
- Provides lab-quality optical products such as lenses, microscopes and mirrors.
- http://www.bxoptic.com