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Drive Electronics
Sample Holders/Accessories

E. Fjeld Company
152 Rangeway Road
North Billerica, MA 01862

Phone: (978) 667-1416
Fax:      (978) 667-9059
email:  sales@efjeld.com

Web:    www.efjeld.com



       Sub-Micron Drive Electronics

The E. Fjeld Company offers an ultra-high resolution, sub-micron motor control system.  Our drive package is capable of 50-angstrom (5 nm) microsteps, resulting in ultra smooth stage translation at extremely high magnifications.

Our electronics have been designed for either OEM or custom integration, and can be configured to drive up to eight independent motors.  Each motor channel may be configured for specific motor requirements.

This package also has the ability to accept our universal Airlock drive board for a truly integrated drive system.


Controls up to eight (8) axes simultaneously

Step resolution of 6.5 Arc seconds possible

Low EMI design eliminates interference with electron beam

Maximum drive current of two (2) amps per motor phase continuous (2.5 amps / phase peak)

Features low-power and sleep modes of operation

Integrated 100mm or 200mm airlock electronics (Optional)

RS-232 User Interface (Optional)

The short videos below demonstrate the capabilities of our drive system at 100,000x and 500,000x.  Longer videos are available by requesting the "Drive Electronics" CD on the "Contact Us" page.

Video Clips

500,000 x
Ultra Smooth Motion
QuickTime, 400K
AVI, 290K
100,000 x
Ultra Smooth Motion
QuickTime, 420K
AVI, 400K

Copyright 2003 E. Fjeld Company, Inc