Rodenstockoptics (DE)
Rodenstock ist die weltweit führende brillenmarke für bestes sehen und aussehen. eine website rund um das gesicht - mit designprämierten brillenfassungen, high-tech brillengläsern, online-sehtest, ecards, stellenangeboten, und einem lexikon des sehens
http://www.rodenstock.de/rod_web/de/de/startpage.jsp?nodeletecounselling=true
Lensmateonline (Powershot)
Lensmateonline (Powershot)
http://www.lensmateonline.com
Sigma
For photographers everywhere, sigma is the total sum of the research, development, manufacturing and service of the world's leading line of lenses and cameras.
http://www.sigmaphoto.com/
Tamron
Visit tamron usa to learn more about our photographic dslr digital camera lenses and our security cctv camera lens offerings. digital, telephoto and more!
http://www.tamron.com/
Vivitar
Vivitar, manufacturers of high quality digital cameras and optical electronics.
http://www.vivitar.com/
Zeiss
Welcome to carl zeiss, your portal to our solutions and products for healthcare, vision, measuring, research, sports, analyzing, microelectronics, photography and projecting. we make it visible.
http://www.zeiss.com/