Zeiss brand OPMI Pentero C, Surgical microscope and accessories, Model: OPMI Pentero C, Product Numbers: 302583-9001-000 (PENTERO C), and 305961-0000-00 (Ceiling Mount for PENTERO C), || Product Usage: || A surgical microscope and accessories is an AC-powered device intended for use during surgery to provide a magnified view of the surgical field.