The Macro Lenses Database
- Technical data and product images for high-resolution macro lenses from manufacturers including Carl Zeiss, Leitz, Nikon, Minolta, Olympus and Canon. Product comparison function provided.
- http://www.macrolenses.de

A Brief History of Nikkor Lenses
- Product information on specialist Nikkor lenes and historical background.
- http://www.mir.com.my/rb/photography/companies/nikon/nikkoresources/

Red Book Nikkor
- Product information about extreme high resolution Nikkor Lenses such as Ultra-Micro-Nikkor, REPRO Nikkor, MACRO Nikkor, Printing Nikkor and other industrial use Super Nikkor Lenses.
- http://homepage2.nifty.com/akiyanroom/redbook-e/index.html

First Generation of Minolta AF lenses
- Outlined the original batch of Minolta AF lenses for worlds's first AF body integrated Maxxum (Dynax) 7000 SLR camera.
- http://www.mir.com.my/rb/photography/hardwares/classics/maxxum7k/index6.htm