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| Roper Scientific / Acton Research |   | |
| AHEAD Optoelectronics, Inc. |   | ||
| Anritsu |   | ||
| Bauer Associates |   | ||
| COOKE Corporation |   | ||
| Dazor Lighting |   | ||
| Oriel Corporation |   | ||
| Small Parts, Inc. |   | ||
| Leica 111 Deerlake Road - Deerfield, IL 60015 USA |   | ||
| Luxo/Ledu P.O.Box 60 Manglerud - Enebakkveien 117 - Oslo, N-0612 Norway |   | ||
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