Durex Industries - Cary, IL (Serving Indiana)
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer of infrared sensors. Engineered temperature sensors for thermocouple, RTD, or thermistor applications. NIST traceable calibrations. Quick turn delivery & stock sensors. Rapid prototype for all applications.
www.durexindustries.com/products/temperatur...

ISE Controls - Indianapolis, IN
Distributor
Distributor of optic non-contact sensors with lasers, LEDs and infrared red lights. Sensors are suitable for distance measuring applications.
Brand Names: Sick
www.isecontrols.com/pdf/sick_dme3000.pdf

Finch Automation - Indianapolis, IN
Distributor, Custom Manufacturer, Service Company
Distributor & engineering service company offering a complete line of pneumatic equipment, components & systems, industrial automation products & services. Actuators, cylinders, filters, linear motion systems, lubricators, valves, sensors, regulators, machine vision systems, pneumatic switches, pumps, motors, manifolds, air logic systems. FPDA certified.
Brand Names: Alfamatic, Canfield Connector, Control Techniques, DeviceNet, EDCO, Ethernet, Fieldbus, Finch...
www.finchautomation.com/products/