The Petri Penta V6 is a fully mechanical 35mm SLR film camera produced by Petri Camera Co. of Japan in the 1960s. Built with a sturdy metal body and classic design, it offers a straightforward, no-frills shooting experience ideal for those who enjoy full manual control over their photography. It relies entirely on the photographers judgment or an external light meter, making it a great choice for learners and purists.