| Not Yet Recruiting | High Resolution Imaging OCT Study Normal Eyes, Age Related Macular Degeneration, Diabetic Retinopathy | N/A | 2026-01-12 |
| Active Not Recruiting | Heidelberg Engineering ANTERION Software Comparison Study Eyes With Normal Anterior Segment, Eyes With Abnormal Anterior Segment | — | 2024-10-02 |
| Terminated | The Heidelberg Engineering ANTERION Software Comparison Precision and Agreement Study Eyes With Normal Anterior Segment, Eyes With Abnormal Anterior Segment | — | 2024-04-17 |
| Completed | The Heidelberg Engineering ANTERION Corneal Epithelium Thickness Precision and Agreement Study Normal Cornea, Corneal Abnormality | — | 2021-09-07 |
| Completed | Evaluation of Heidelberg Engineering SPECTRALIS OCT Signal to Noise Ratio Effect on Parameter Measurements Normal Eyes | — | 2021-06-21 |
| Completed | Evaluation of the Heidelberg Engineering SPECTRALIS With Flex Module for In-vivo Imaging in the Supine Positio Retinal Disease, Healthy Eyes | — | 2020-12-10 |
| Completed | Evaluation of Additional Heidelberg Engineering SPECTRALIS With OCT Angiography Module (OCTA Module) Scan Type Retinal Vascular, Normal Eyes | — | 2020-10-15 |
| Completed | The Heidelberg Engineering ANTERION Anterior Segment Cornea and IOL Precision and Agreement Study Cataract, Healthy Eye, Cornea Abnormality | — | 2019-10-11 |
| Completed | The Heidelberg Engineering ANTERION Imaging Agreement Study Eye Abnormalities, Normal Eyes | — | 2019-08-22 |
| Completed | The Heidelberg Engineering ANTERION Anterior Segment Metrics Precision and Agreement Study Narrow Angle, Open Angle | — | 2019-08-22 |
| Completed | The Heidelberg Engineering SPECTRALIS Macular Precision and Agreement Study Retinal Layer Separation | — | 2019-03-22 |
| Completed | The Heidelberg Engineering BI US Evaluation Study Normal Eyes, Eye Abnormalities | — | 2018-05-22 |
| Terminated | Evaluation of the Repeatability and Reproducibility of OCTA Image Quality With the Heidelberg Engineering SPEC Retinal Vascular, Normal Eyes | — | 2018-04-30 |
| Completed | Evaluation of Heidelberg Engineering SPECTRALIS With OCT Angiography Module Retinal Vascular, Normal Eyes | — | 2017-08-23 |
| Completed | Repeatability of Static & Dynamic Composite Confocal Microscopy for Assessment of the Corneal Nerve Fiber Plex Normal Eyes of Subjects Without Diabetes Mellitus, Subjects With Diabetes Mellitus Type 2 Without Coexisting DPN, Subjects With Diabetes Mellitus Type 2 With Coexisting Early to Moderate DPN | N/A | 2016-07-01 |
| Terminated | Optical Coherence Tomography (OCT) Reference Data Collection Study (S-2015-3) Glaucoma | — | 2016-06-01 |
| Terminated | Optical Coherence Tomography (OCT) Reference Data Collection Study (S-2015-1) Glaucoma | — | 2016-06-01 |
| Completed | Comparison of Optic Nerve Head and Retinal Nerve Fiber Layer Parameters Derived From Two Different Methods of Glaucoma | — | 2016-02-01 |
| Completed | Optical Coherence Tomography (OCT) Normative Data Collection Study (S-2013-2) Healthy | — | 2014-01-01 |
| Completed | Optical Coherence Tomography (OCT) Normative Data Collection Study Healthy | — | 2013-12-01 |
| Completed | Spectralis OCT Repeatability and Reproducibility Study Glaucoma | N/A | 2013-06-01 |
| Completed | Optical Coherence Tomography (OCT) Data Collection Study Glaucoma | — | 2012-07-01 |