This Polaroid 545 positive/negative adapter is made for 4"x5" press and view cameras and accepts the Polaroid P51 film packets, each of which provide both a 4"x5" paper print positive and a 4"x5" film negative from which future prints and enlargements can be made. To see over 200 related items, click on the “other ads by this user” link at the right. This item is in excellent condition, but is sold as-is, no returns, so pickup and inspection in Tucson, Arizona, is preferred. Out of town buyers email with any questions and for payment and shipping instructions.