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|   | LANDLORD:PHOENIX INVESTORS #20, L.L.C. an Arizona limited liability company                                                                                                                                                                                                                                                                                                                                              |
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|   |                                                                                                                                                                                                                                                                                                                                                                                                                     |   |
|   | By                                                                                                                                                                                                                                                                                                                                                                                                                       | Greenwood and McKenzie, a California general partnership |
|   | Its                                                                                                                                                                                                                                                                                                                                                                                                                      | Manager |
|   |                                                                                                                                                                                                                                                                                                                                                                                                                     | By /s/ Jim McKenzie |
|   |                                                                                                                                                                                                                                                                                                                                                                                                                     | Jim McKenzie Its General Partner |
|   |                                                                                                                                                                                                                                                                                                                                                                                                                     |   |
|   | TENANT:ORTHOLOGIC CORP., a Delaware corporation                                                                                                                                                                                                                                                                                                                                                                          |
|   | By:                                                                                                                                                                                                                                                                                                                                                                                                                      | /s/ Les M. Taeger |
|   | Print Title:                                                                                                                                                                                                                                                                                                                                                                                                             | SVP Chief Financial Officer   |
|   |                                                                      |

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