ตัวแปลงไฟล์ออนไลน์ฟรี PEF เป็น OTB

This format is used to create RAW photos on Pentax cameras. It stores the full set of data obtained by the camera's sensors during a shoot. It allows you to fine-tune lighting, shadow, and exposure parameters while retaining all the details and the original quality of the photo.

This format was created by Nokia for use in its proprietary phones. A bitmap image was used to transfer image files between devices over a wireless connection. It was mainly used when exchanging multimedia text messages that support inserting pictures.