The liver, kidneys, and pancreas are just a few of the organs inside your abdomen that can be seen in detail during an abdominal CT scan, which is a diagnostic medical examination done with the help of B scan machine. A straightforward, non-invasive method for identifying lesions in the posterior portion of the eyeball is B-scan ultrasonography (USG). This technique allows for an accurate assessment of common disorders such cataract, vitreous degeneration, retinal detachment, ocular trauma, choroidal melanoma, and retinoblastoma. B scan machine has a compact design and longer service life.