Check the listing for details. Optronics Engineering CS-450 Controller for Microscopic Cameras, Us (3369482). Condition: Used, Made in United States. Listed at 99.00 USD. The CS-450 can operate as a standalone unit or integrate into a larger system setup. If you require a pallet for transport a fee may apply. Here's how it works The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies.