Definitions for: Collimation

[n] the accurate adjustment of the line of sight of a telescope

Webster (1913) Definition: Col`li*ma"tion, n. [Cf. F. collimation, fr. a
false reading (collimare) for L. collineare to direct in a
straight line; col- + linea line. Cf. Collineation.]
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.

See Also: adjustment, readjustment, registration

Try our:
Scrabble Word Finder

Scrabble Cheat

Words With Friends Cheat

Hanging With Friends Cheat

Scramble With Friends Cheat

Ruzzle Cheat

Related Resources:
animals starting with l