Heine.com supply are range of optical products including dermatoscopes. Probably Heine are the best known supplier of hand held dermatoscopes.

Trichoscan.com is a web site providing a digital camera dermatoscope and software for hair analysis. However, the hardware system could be used for skin imaging in general.

Dermogenius.com provide a range of digital imaging systems and software.

dermlite.com provide several digital imaging dermatoscope options.

Fotofinder-systems.com provide a range of digitial imagaging solutions for dermatologists.

Keratin.com is a fantastic hair loss information site with pages and pages on hair biology, diagnosing hair loss, and pattern baldness. It also has extensive information on other forms of hair loss such as alopecia areata and telogen effluvium. Sections on hair cosmetics and hirsutism are also available.

Keratin.net is the web site containing the forums for keratin.com. These forums attract many people discussing hair loss, pattern baldness, alopecia areata, telogen effluvium and anything else you can think of related to hair.

Hairquackery.com is an entertaining web site all about quack hair loss products and how to avoid them.