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The purpose of this study is to measure the aberrations, corneal surface topography and pachymetry of normal human eyes with the NGDI.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Next Generation Diagnostic Instrument | Experimental | Next Generation Diagnostic Instrument (NGDI) |
|
| Zyoptix Diagnostic Workstation | Active Comparator | Zyoptix Diagnostic Workstation (ZDW) |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Next Generation Diagnostic Instrument (NGDI) | Device | Measurement of the aberrations, corneal surface topography, and pachymetry of normal human eyes |
|
| Measure | Description | Time Frame |
|---|---|---|
| Measurement of aberrations with the NGDI and the Zywave II. | Single visit |
| Measure | Description | Time Frame |
|---|---|---|
| Measurement of corneal topography and pachymetry with the NGDI and the Orbscan IIz. | Single visit |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Michele Lagana | Bausch & Lomb Incorporated | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Bausch & Lomb | Rochester | New York | 14609 | United States |
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| Zyoptix Diagnostic Workstation (ZDW) | Device | Measurement of the aberrations, corneal surface topography, and pachymetry of normal human eyes |
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