CARTON OPTICAL INDUSTRIES, LTD. Tokyo Japan
In 1930, Carton Optical Industries, Ltd., was founded as a wholesaler of spectacle frames in Tokyo, Japan. Operation of a trading company began in 1951 importing and exporting various kinds of optical goods. In 1964 a 14,000 square meter factory was established in Saitama to manufacture microscopes, binoculars, telescopes, magnifiers and ophthalmic instruments under the registered Carton brand. In 1988 the now 100% capitalized factory, Carton Optical (Siam) Co., Ltd. was established in Pathumthani, Thailand to continue the manufacture of microscopes and other optical products. The factory employs 280 skilled workers. In December 1999 Carton Optical (Siam) Co., Ltd. was approved to be in accordance with ISO 9002, ISO 9001 and ISO 14001 to ensure strict quality control.

CARTON OPTICAL CANADA, INC. Ottawa Canada
Carton Optical Canada, Inc. also known as Valley Microscope represents Carton Optical Industries Ltd. of Japan by wholesaling, distributing and supporting Carton brand products exclusively in Canada and non-exclusively throughout the world. It is our goal to provide customers with superior quality Carton products combined with excellent customer service and expert after sales support. Generous discounts are available for dealers interested in retailing our products.

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