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4 definitions found
From:
DICT.TW English-Chinese Dictionary 英漢字典
collimation
瞄準,准直
From:
DICT.TW English-Chinese Medical Dictionary 英漢醫學字典
col·li·ma·tion
/ˌkɑləˈmeʃən/
名詞
准直,描准
From:
Webster's Revised Unabridged Dictionary (1913)
Col·li·ma·tion
n.
The
act
of
collimating
;
the
adjustment
of
the
line
of
the
sights
,
as
the
axial
line
of
the
telescope
of
an
instrument
,
into
its
proper
position
relative
to
the
other
parts
of
the
instrument
.
Error of collimation
,
the
deviation
of
the
line
collimation
of
an
astronomical
instrument
from
the
position
it
ought
to
have
with
respect
to
the
axis
of
motion
of
the
instrument
.
Line of collimation
,
the
axial
line
of
the
telescope
of
an
astronomical
or
geodetic
instrument
,
or
the
line
which
passes
through
the
optical
center
of
the
object
glass
and
the
intersection
of
the
cross
wires
at
its
focus
.
◄
►
From:
WordNet (r) 2.0
collimation
n
:
the
accurate
adjustment
of
the
line
of
sight
of
a
telescope
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