Photocraft, Inc.
Manufacturer of hollow shaft encoders, wheel encoders, programmable encoders, and absolute encoders. Data sheets viewable online and in PDF.
http://www.photocraftencoders.com

NorthStar Technologies Inc
Dynapar is a manufacturer of rotary encoders, absolute encoders, optical encoders and resolvers. Dynapar Encoders, Northstar, and Harrowe brands for every application and fast delivery.
http://www.northstarencoders.com/

Gurley Optical Encoders
Manufacture of rotary and linear optical encoders, absolute and incremental encoders and quadrature encoders. All data sheets in PDF.
http://gpi-encoders.com

Greenbank Machinery and Plant Ltd
Distributors of optical encoders, rotary encoders, shaft encoders and tachogenerators. From UK.
http://tachogenerators.co.uk/

Stegmann Inc.
Technical specifications and CAD drawings available online for our Linear Encoders, Absolute Encoders and Incremental Encoders.
http://www.stegmann.com/

Hohner Corp.
Optical Encoders for Hazardous Areas and Systems for Tomorrows Digital OilField
http://www.hohner.com/

Codechamp
Gamme de codeurs optiques rotatifs, codeurs rotatifs, codeurs incrémentaux...Les avantages de la solution codeurs optiques Codechamp !!
http://www.codechamp.com

Industrial Encoders Direct
UK Encoder manufacturers and emergency repairs specialists, Distributors of all encoders, linear, incremental, absolute shaft & rotary encoders, solid, semi-hollow, parallel & shaft encoders, suppliers throughout the United Kingdom & Worldwide
http://www.industrialencodersdirect.co.uk

Encoders India
manufacturers and exporters of rotary encoders, digital readouts, resolvers, encoder couplings, electronic tacho-generators, digital measurement products
http://www.encodersindia.com

Fagor Automation USA
Fagor Automation is a company dedicated to manufacturing machinery automation systems with four different product lines: CNC, Servo drives and servo motors, DRO's and linear as well as rotary encoders.
http://www.fagor-automation.com