Traditional Culture Encyclopedia - Photography major - What do ABL and RBL mean?

What do ABL and RBL mean?

Listen to the English abbreviation of canthus line, if you choose between ABL and RBL, the correct one is RBL

The full name of RBL is? radiographic base line, Chinese is: X-ray photography baseline< /p>

In addition, there are two abbreviations for the canthorial line:

OML, orbitomeatal line

CML, canthomeatal line

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The canthus line is a medical term:

The canthus line: is the line connecting the external ear hole and the outer canthus of the eye on the same side. It forms an angle of about 12° with the ipsilateral auditory orbital line. Also known as radiographic base line (RBL), orbitomeatal line (OML)?

Orbitomeatal line (OML) is also known as canthomeatal line (CML) ): The line connecting the midpoint of the outer canthus of the eye and the door of the external ear. This line is often used as the baseline for cranial transverse tomography, which is also the baseline for axial scanning on clinical images.