http://www.usa.canon.com/cusa/semiconductor/products/dcmicro_motors/ironcore_motors?pageKeyCode=writeReviewPage
Ironcore Motors
Overview
Canon's ironcore motors come in a wide variety
of sizes and windings. They can be used in many different
markets from consumer products to industrial and professional
products. A rich lineup of options, such as gears and
encoders, serves to provide the optimum solution to fulfill
any requirement.