3D camera systems, namely, adapters for allowing 3D shooting; Adapter rings for attaching objectives on cameras; An optical metrology inspection system comprised of a light source, one or more cameras and sensors in communication with computer software and hardware; Analog cameras; Audio speaker enclosures; Audio speakers; Audio speakers that may be attached with adhesive to the abdominal area of pregnant women for the purpose of transmitting music or sounds to the fetus, not for medical purp...