Photoshop Transfer Function

Photoshop Transfer Function is a Photoshop format that stores a transfer function, i.e. a way to adjust the brightness, contrast, etc. of an image.

It is distinct from Photoshop Curve format, though the formats appear to be used for roughly the same purposes.

Identification
According to the documentation, a Transfer Function file begins with bytes, and is exactly 114 bytes in size.

Specifications

 * Adobe Photoshop File Formats Specification → Transfer Function