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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...
-
Focal seizures (also
called partial seizures and
localized seizures) are
seizures that
affect initially only one
hemisphere of the brain. The
brain is...
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focal point in Wiktionary, the free dictionary.
Focal point may
refer to:
Focus (optics)
Focus (geometry)
Conjugate points, also
called focal points...
-
Focal Press is a
publisher of
creative and
applied media books and it is an
imprint of Routledge/Taylor & Francis. The firm was
founded in
London in 1938...
-
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...
- A
varifocal lens is a
camera lens with
variable focal length in
which focus changes as
focal length (and magnification) changes, as
compared to a parfocal...
-
FOCAL (acronym for
Formulating On-line
Calculations in
Algebraic Language, or
FOrmula CALculator) is an
interactive interpreted programming language based...
- the
flange focal distance (FFD) (also
known as the flange-to-film distance,
flange focal depth,
flange back
distance (FBD),
flange focal length (FFL)...
