Alpha Channel: No, Looped Video: No, Frame Rate: 25, Resolution: 3840x2160, Video Encoding: H.264, File Size: 105.37mb, Number of Clips: 1, Total Clip(s) Length: 0:22, Source Audio: Yes, No. of People: 2, Gender: Female, Male, Age: Young Adult, Senior, Ethnicity: Caucasian

ophthalmologist examination of elderly man with slit lamp. microscope and focused light source. device for high-precision examination of eye to determine condition of lens, cornea. medical equipment.