The Mechanism for Closing and Opening the Iris in the Lens During the Shutter Release Closeup on a

Alpha Channel: No, Looped Video: No, Frame Rate: 25, Resolution: 1920x1080, Video Encoding: H.264, File Size: 34.88mb, Number of Clips: 1, Total Clip(s) Length: 0:21, Source Audio: No

The mechanism for closing and opening the iris in the lens during the shutter release, close-up on a white background. Lens aperture blade movement. High quality FullHD footage

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