The purpose of this study is to compare two devices used for optical coherence tomography (OCT). OCT is a noninvasive imaging (scanning) method that uses reflected light to create pictures of the back of the eye, and doctors can use OCT to detect and monitor different types of cancer

Inclusion Criteria:

• Age ≥18 years.
• At least 1 eye that has an intraocular or ocular surface tumor.
• The presence of a natural crystalline lens or intraocular lens.
• Pupils that can dilate up to at least 3 mm in the study eyes.
• The absence of opaque natural crystalline lenses or the presence of any ocular disease that prevents the view of the retina for imaging.
• Patients must be able to fixate on the imaging target.
• Patients must be able to sit still for a period of time (approximately 2 minutes).

Exclusion Criteria:

• Does not meet ALL of the above conditions

Memorial Sloan Kettering Cancer Center supports the international committee of medical journal editors (ICMJE) and the ethical obligation of responsible sharing of data from clinical trials. The protocol summary, a statistical summary, and informed consent form will be made available on clinicaltrials.gov when required as a condition of Federal awards, other agreements supporting the research and/or as otherwise required. Requests for deidentified individual participant data can be made following one year after publication and for up to 36 months later. Deidentified individual participant data reported in the manuscript will be shared under the terms of a Data Use Agreement and may only be used for approved proposals. Requests may be made to: crdatashare@mskcc.org.