Definition of Focal. Meaning of Focal. Synonyms of Focal

Here you will find one or more explanations in English for the word Focal. Also in the bottom left of the page several parts of wikipedia pages related to the word Focal and, of course, Focal synonyms and on the right images related to the word Focal.

Definition of Focal

Focal
Focal Fo"cal, a. [Cf. F. focal. See Focus.] Belonging to,or concerning, a focus; as, a focal point. Focal distance, or length, of a lens or mirror (Opt.), the distance of the focus from the surface of the lens or mirror, or more exactly, in the case of a lens, from its optical center. Focal distance of a telescope, the distance of the image of an object from the object glass.

Meaning of Focal from wikipedia

- up focal in Wiktionary, the free dictionary. Focal or FOCAL may refer to: Focal (lexicographical website), an Irish lexicographical website FOCAL (programming...
- display of uppercase letters, digits, and a few punctuation characters (the FOCAL character set), some designs needed to be twisted arbitrarily (e.g. to distinguish...
- The focal length of an optical system is a measure of how strongly the system converges or diverges light; it is the inverse of the system's optical power...
- up focal point in Wiktionary, the free dictionary. Focal point may refer to: Focus (optics) Focus (geometry) Conjugate points, also called focal points...
- Focal seizures are seizures that originate within brain networks limited to one hemisphere of the brain. In most cases, each seizure type has a consistent...
- Focal Skills (or The Focal Skills Approach) refers to a specific non-traditional program design and ****essment regime that purposely structures intensive...
- Focal dystonia, also called focal task-specific dystonia, is a neurological condition that affects a muscle or group of muscles in a specific part of...
- dividing the system's focal length by the diameter of the entrance pupil ("clear aperture"). The f-number is also known as the focal ratio, f-ratio, or f-stop...
- Focal segmental glomerulosclerosis (FSGS) is a histopathologic finding of scarring (sclerosis) of glomeruli and damage to renal podocytes. This process...
- the flange focal distance (FFD) (also known as the flange-to-film distance, flange focal depth, flange back distance (FBD), flange focal length (FFL)...