A valuable accessory for the Sinar P: a camera accessory for attaching a Gossen Profisix light meter to a Sinar camera. Extremely rare. There are no noticeable scratches or damage. This attaches to the rear frame of the Sinar P. It can only be attached to the rear frame of the Sinar P. This is essential when using the Sinar light meter system for movements. Please note that it is likely not compatible with current Gossen models.